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2. Blood Clot Dynamics and Fibrinolysis Impairment in Cancer: The Role of Plasma Histones and DNA.
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Ullah, Matti, Mirshahi, Shahsoltan, Valinattaj Omran, Azadeh, Aldybiat, Iman, Crepaux, Sullyvan, Soria, Jeannette, Contant, Geneviève, Pocard, Marc, and Mirshahi, Massoud
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PAPER chromatography , *IN vitro studies , *BLOOD viscosity , *T-test (Statistics) , *DATA analysis , *BLOOD proteins , *BLOOD collection , *RHEOLOGY , *ENZYME-linked immunosorbent assay , *DNA , *CANCER patients , *FIBRIN fibrinogen degradation products , *TISSUE plasminogen activator , *IN vivo studies , *HISTONES , *CHRONIC diseases , *PERMEABILITY , *FIBRINOLYSIS , *CASE-control method , *FIBRINOGEN , *MEMBRANE glycoproteins , *SCANNING electron microscopy , *STATISTICS , *COMPARATIVE studies , *MICROSCOPY , *DATA analysis software , *TUMORS , *THROMBOSIS , *BIOMARKERS , *CELL receptors , *BLOOD - Abstract
Simple Summary: Blood clots are formed when blood vessels are injured. They help stop bleeding and heal wounds, but can also cause serious problems if they block blood flow or break off and travel to other organs. This study investigates how blood clots differ in people with cancer compared to healthy or non-cancerous individuals. This study found that cancer patients have higher levels of histones in their blood, which make their clots stiffer and resistant to lysis. Further, clots formed in cancer patients have higher viscoelastic properties, and hence are harder to break down. These findings suggest that cancer patients have abnormal clotting properties that may increase their risk of developing thrombosis, and evaluating these properties can be helpful in detecting cancer. Background: Blood viscoelasticity and plasma protein levels can play an important role in the diagnosis and prognosis of cancer. However, the role of histones and DNA in modulating blood clot properties remains to be investigated. This study investigates the differences in blood viscoelasticity and plasma protein levels among cancer patients, individuals with other diseases, and healthy individuals. Methods: Blood samples were collected from 101 participants, including 45 cancer patients, 22 healthy individuals, and 34 individuals with other diseases. Rheological properties of clots formed in vitro by reconstituted elements of fibrinogen or plasma were analyzed with an Anton Paar Rheometer, USA. Plasma protein levels of D-dimer, TPA, EPCR, fibrinogen, and histone H3 were measured through ELISA. Blood clots were formed with or without DNA and histones (H3) by adding thrombin and calcium to plasma samples, and were evaluated for viscoelasticity, permeability, and degradation. Results: Cancer patients show higher blood viscoelasticity and plasma D-dimer levels compared to healthy individuals and individuals with other diseases. Our in vitro analysis showed that the addition of histone to the plasma results in a significant decrease in viscoelasticity and mean fiber thickness of the clot formed thereafter. In parallel studies, using plasma from patients, DNA and histones were detected in fibrin clots and were associated with less degradation by t-PA. Moreover, our results show that the presence of DNA and histones not only increases clots' permeability, but also makes them more prone to degradation. Conclusions: Plasma histones and DNA affect the structure of the clot formed and induce defective fibrinolysis. Moreover, the increased viscoelastic properties of plasma from cancer patients can be used as potential biomarkers in cancer prognosis. [ABSTRACT FROM AUTHOR]
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- 2024
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3. Digital Life Stories of People With Cancer: Impacts on Research.
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Rossi, Silvia, Claudot, Frédérique, Lambert, Aurélien, and Kivits, Joelle
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CANCER patients ,PATIENTS' attitudes ,CANCER research ,ELECTRONIC paper ,DIGITAL technology - Abstract
This article examines the influence that digital life stories (DLS) can have on cancer research, using the PARCA1 project as an example. After describing the theoretical framework of DLS, we present the PARCA1 project. The PARCA1 project was anchored in the French context (Grand Est region) and aimed at producing knowledge on patients' experience of the cancer pathway through DLS. It involved 10 patients chosen to favor heterogeneity in profiles and experiences of illness. The paper describes the digital tool and the life stories methodology used to accompany the DLS. Next, it presents the methods and strategies used by participants to complete their DLS and the relationship between people with cancer and the accompanying researcher. Following this, we present (1) the impact of DLS on people with cancer, i.e., their progressive engagement in research, and (2) the impact on research, i.e., the methodological impact of people with cancer on research. In the discussion and conclusion, we explore how DLS can impact individuals who engage in them and their role in research. [ABSTRACT FROM AUTHOR]
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- 2024
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4. Intravenous iron and iron deficiency anemia in patients with gastrointestinal cancer: A systematic review.
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Nandakumar, Shankavi, Singh, Navreet, Tharani, Alliya Remtulla, Pankiw, Maya, and Brezden-Masley, Christine
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IRON deficiency anemia ,GASTROINTESTINAL cancer ,CANCER patients ,ERYTHROCYTES ,IRON supplements ,SURGICAL complications ,CONFERENCE papers - Abstract
Background: Iron deficiency anemia (IDA) is a prevalent hematological complication associated with gastrointestinal (GI) cancers due to an increased loss of iron and decreased iron absorption. The purpose of this systematic review is to evaluate the use of parenteral iron to treat IDA in patients with GI cancer. Methods: PubMed, Cochrane, EMBASE, CINHAL and Scopus were searched from January 1, 2010 to September 29, 2023 with no language restrictions. We excluded editorials, case reports, abstracts, conference papers, and poster presentations. Studies were included if they discussed IDA, GI neoplasms, use of iron supplementation (with or without erythropoietin-stimulating agents [ESAs]), defined anemia and had an adult patient population. We assessed the efficacy of parenteral iron in comparison to other iron supplementation methods when treating IDA in patients with GI cancer. The Cochrane Risk of Bias Tool 2 (RoB 2) and the Risk Of Bias In Non-randomized Studies of Interventions (ROBINS-I) assessment tools were used to assess the quality of the included studies. Moreover, the Cochrane Effective Practice and Organization data collection form was used to collect pertinent study information. Results: Our search yielded 3,969 studies across all databases. Twenty-one studies were included (6 randomized control trials; 15 non-randomized studies). Of the 15 studies evaluating hemoglobin (Hb) response, seven studies found an increase in Hb levels when patients were treated with IV iron. The 14 studies evaluating red blood cell (RBC) transfusion rates found conflicting differences in RBC transfusion needs when treated with IV iron. Studies analyzing health related outcomes typically found an increase in quality of life and decreased post-operative complications. Discussion: This review demonstrates improved outcomes of IDA in patients with GI cancer treated with IV iron instead of other iron supplementation methods. Timely diagnosis and appropriate IDA management can greatly improve quality of life in this patient population, especially if myelosuppressive chemotherapy is required. [ABSTRACT FROM AUTHOR]
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- 2024
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5. Developing an educational resource for gynecological cancer survivors and their caregivers: A methods and experience paper.
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Galica, Jacqueline, Silva, Amina, and Robb, Kathleen
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PROFESSIONAL practice ,CAREGIVERS ,PHYSICIAN-patient relations ,RESEARCH methodology ,EVIDENCE-based medicine ,CANCER patients ,HUMAN services programs ,CONCEPTUAL structures ,MEDICAL protocols ,INTERPROFESSIONAL relations ,PATIENT-professional relations ,FEMALE reproductive organ tumors - Abstract
Copyright of Canadian Oncology Nursing Journal is the property of Pappin Communications and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2024
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6. Biographical Renewal and its Facilitators in Cancer Survivorship: A Conceptual Paper.
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Jadhav, Bhoomika N. and Azeez, E. P. Abdul
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MEDICAL protocols ,ATTITUDES toward illness ,PALLIATIVE treatment ,CANCER patient medical care ,CANCER ,CANCER patients ,CAREGIVERS ,QUALITY of life ,HEALTH promotion ,SELF-perception - Abstract
Experiencing cancer impinges life in several ways. Research on the biographical implications of cancer has focused on its disruptive nature. Biographical renewal is not given full attention despite existing literature on positive transformations after cancer. This conceptual paper presents an account of biographical renewal in the milieu of cancer survivorship. Further, we discussed some crucial facilitators that promote the biographical renewal. Caregivers may consider biographical renewal as a substantially new goal in the survivorship care plan to improve patients' quality of life. The discussion is designed to foster an understanding of biographical renewal for the psychosocial practice by professionals with cancer patients, survivors, and their caregivers – formal and informal, to provide comprehensive care during cancer survivorship. Implications for palliative care are also discussed. [ABSTRACT FROM AUTHOR]
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- 2024
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7. Cervical Cancer Stigma Among Caribbean Population: A Descriptive Paper.
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Thomas-Purcell, Kamilah, Bailey, Althea, Sealy, Diadrey-Anne, Song, Gaole, and Ashing, Kimlin Tam
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CERVICAL cancer ,HUMAN papillomavirus vaccines ,CANCER patients ,SOCIAL norms ,SOCIAL background - Abstract
Objectives: Cervical cancer prevention practices are desperately low in the Caribbean. This study aims to describe the cervical cancer stigma and to evaluate the influence of the prevention practices among the Caribbean non-patient population in Jamaica, Grenada, Trinidad and Tobago. Methods: A cross-sectional study involving 1,207 participants was conducted using a culturally trans-created Cancer Stigma Scale for the Caribbean context and supplemented with questions on cervical cancer and HPV/HPV vaccine knowledge and beliefs. Data collection took place online from October 2022 to March 2023. Results: Participants are young, single, well-educated, and have stable financial resources. Over a quarter (26.4%) agreed women with cervical cancer are more isolated in their country. Almost half (47%) of respondents agreed cultural background plays a big part in how they feel about illness and getting well. One in six participants believe women with cervical cancer are treated with less respect than usual by others in their country. Conclusion: Cancer stigma of cervical cancer exists in Jamaica, Trinidad and Tobago, and Grenada. Particularly, cultural background and social norms are closely linked to stigma. [ABSTRACT FROM AUTHOR]
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- 2024
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8. Improving Influenza Vaccination Coverage in Patients with Cancer: A Position Paper from a Multidisciplinary Expert Group.
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Bonanni, Paolo, Maio, Michele, Beretta, Giordano D., Icardi, Giancarlo, Rossi, Alessandro, and Cinieri, Saverio
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INFLUENZA vaccines ,VACCINATION coverage ,MEDICAL personnel ,VACCINATION ,CANCER patients - Abstract
Patients with cancer can be immunocompromised because of their disease and/or due to anticancer therapy. In this population, severe influenza virus infections are associated with an elevated risk of morbidity and mortality. Influenza vaccination is therefore highly recommended in cancer patients, including those receiving anticancer therapy. However, vaccination coverage remains far below the recommended target for vulnerable subjects. Six specialists in oncology, hematology, immunology, and public health/vaccinology convened with the objective of developing strategies, based on evidence and clinical experience, for improving influenza vaccination coverage in cancer patients. This viewpoint provides an overview of current influenza vaccination recommendations in cancer patients, discusses barriers to vaccination coverage, and presents strategies for overcoming said barriers. New immunization issues raised by the COVID-19 pandemic are also addressed. Future directions include improving public education on influenza vaccination, providing the media with accurate information, improving knowledge among healthcare professionals, improving access to vaccines for cancer patients, co-administration of the influenza and COVID-19 vaccines, increased collaboration between oncologists and other health professionals, increased accessibility of digital vaccination registries to specialists, shared information platforms, and promoting immunization campaigns by healthcare systems with the support of scientific societies. [ABSTRACT FROM AUTHOR]
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- 2024
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9. If health organisations and staff engage in research, does healthcare improve? Strengthening the evidence base through systematic reviews.
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Boaz, Annette, Goodenough, Belinda, Hanney, Stephen, and Soper, Bryony
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MEDICAL personnel ,HEALTH equity ,CANCER patients ,ENGLISH language ,ORGANIZATIONAL research - Abstract
Background: There is an often-held assumption that the engagement of clinicians and healthcare organizations in research improves healthcare performance at various levels. Previous reviews found up to 28 studies suggesting a positive association between the engagement of individuals and healthcare organizations in research and improvements in healthcare performance. The current study sought to provide an update. Methods: We updated our existing published systematic review by again addressing the question: Does research engagement (by clinicians and organizations) improve healthcare performance? The search covered the period 1 January 2012 to March 2024, in two phases. First, the formal updated search ran from 1 January 2012 to 31 May 2020, in any healthcare setting or country and focussed on English language publications. In this phase two searches identified 66 901 records. Later, a further check of key journals and citations to identified papers ran from May 2020 to March 2024. In total, 168 papers progressed to full-text appraisal; 62 were identified for inclusion in the update. Then we combined papers from our original and updated reviews. Results: In the combined review, the literature is dominated by papers from the United States (50/95) and mostly drawn from the Global North. Papers cover various clinical fields, with more on cancer than any other field; 86 of the 95 papers report positive results, of which 70 are purely positive and 16 positive/mixed, meaning there are some negative elements (i.e. aspects where there is a lack of healthcare improvement) in their findings. Conclusions: The updated review collates a substantial pool of studies, especially when combined with our original review, which are largely positive in terms of the impact of research engagement on processes of care and patient outcomes. Of the potential engagement mechanisms, the review highlights the important role played by research networks. The review also identifies various papers which consider how far there is a "dose effect" from differing amounts of research engagement. Additional lessons come from analyses of equity issues and negative papers. This review provides further evidence of contributions played by systems level research investments such as research networks on processes of care and patient outcomes. [ABSTRACT FROM AUTHOR]
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- 2024
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10. In reply to the letter to the editor regarding "Clinical outcomes of teeth adjacent to the site of mandibulotomy or mandibulectomy in patients with head and neck cancer: results from a multidisciplinary mono-institutional head and neck tumor board".
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Rupe, Cosimo, Castagnola, Raffaella, Gioco, Gioele, Almadori, Giovanni, Galli, Jacopo, Tagliaferri, Luca, Cassano, Alessandra, Gallenzi, Patrizia, and Lajolo, Carlo
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MANDIBLE surgery ,ORAL surgery ,TOOTH sensitivity ,HEAD & neck cancer ,NECROSIS ,OROPHARYNGEAL cancer ,TREATMENT effectiveness ,CANCER patients ,OSTEOTOMY ,DENTAL pathology ,SURGICAL complications ,SURGICAL site - Abstract
This paper aims to reply to Somay et al., regarding their comment to a previous paper from our group, titled "Clinical outcomes of teeth adjacent to the site of mandibulotomy or mandibulectomy in patients with head and neck cancer: results from a multidisciplinary mono-institutional head and neck tumor board". The following concerns were addressed: Within the limits of a case series, mandibulectomy might be considered a risk factor for the loss of tooth vitality as well as mandibulotomy. Root canal therapy before surgery on the teeth adjacent to the surgical site could be an appropriate strategy, although in some cased it may involve teeth which are not destinate to have endodontic complications. Dose-volume data of the included teeth were provided: the impact of radiotherapy (RT) as a confounding factor seems not to be as relevant as Somay et al. have pointed out. [ABSTRACT FROM AUTHOR]
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- 2024
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11. Impact of timing and format of patient decision aids for breast cancer patients on their involvement in and preparedness for decision making - the IMPACTT randomised controlled trial protocol.
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Knudsen, Bettina Mølri, Søndergaard, Stine Rauff, Stacey, Dawn, and Steffensen, Karina Dahl
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DECISION making ,CANCER patients ,ADJUVANT treatment of cancer ,BREAST cancer ,BREAST cancer surgery ,PROGESTERONE receptors - Abstract
Background: After curative surgery for early-stage breast cancer, patients face a decision on whether to undergo surgery alone or to receive one or more adjuvant treatments, which may lower the risk of recurrence. Variations in survival outcomes are often marginal but there are differences in the side effects and other features of the options that patients may value differently. Hence, the patient's values and preferences are critical in determining what option to choose. It is well-researched that the use of shared decision making and patient decision aids can support this choice in a discussion between patient and clinician. However, it is still to be investigated what impact the timing and format of the patient decision aid have on shared decision making outcomes. In this trial, we aim to investigate the impact of a digital pre-consult compared to a paper-based in-consult patient decision aid on patients' involvement in shared decision making, decisional conflict and preparedness to make a decision. Methods: The study is a randomised controlled trial with 204 patients at two Danish oncology outpatient clinics. Eligible patients are newly diagnosed with early-stage breast cancer and offered adjuvant treatments after curative surgery to lower the risk of recurrence. Participants will be randomised to receive either an in-consult paper-based patient decision aid or a pre-consult digital patient decision aid. Data collection includes patient and clinician-reported outcomes as well as observer-reported shared decision making based on audio recordings of the consultation. The primary outcome is the extent to which patients are engaged in a shared decision making process reported by the patient. Secondary aims include the length of consultation, preparation for decision making, preferred role in shared decision making and decisional conflict. Discussion: This study is the first known randomised, controlled trial comparing a digital, pre-consult patient decision aid to an identical paper-based, in-consult patient decision aid. It will contribute evidence on the impact of patient decision aids in terms of investigating if pre-consult digital patient decisions aids compared to in-consult paper-based decision aids support the cancer patients in being better prepared for decision making. Trial registration: ClinicalTrials.gov (NCT05573022). [ABSTRACT FROM AUTHOR]
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- 2024
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12. Physical function patient‐reported outcomes among adolescent and young adult cancer survivors: A systematic review.
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Tanner, Sarah, Engstrom, Teyl, Forbes, Cheryl, Patel, Dhaval, Lee, Wen Ray, Walker, Rick, Bradford, Natalie, and Pole, Jason D.
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PHYSICAL mobility ,YOUNG adults ,CANCER survivors ,PATIENT reported outcome measures ,CANCER patients - Abstract
Background: The physical challenges faced by adolescents and young adults (AYA) after a cancer diagnosis may be different from those experienced by paediatric and older adult cancer patients. Patient‐reported outcome measures (PROMs) are valuable tools that can be useful in exploring the experiences of AYAs and identifying important issues, recurrent themes and areas to potentially improve quality of life. Objective: We compared patient‐reported physical function outcomes between AYAs diagnosed with cancer and non‐cancer controls. Method: This paper builds on a scoping review published in early 2023 and focuses on PROMs related to physical function. Results: This systematic review includes 16 studies that measured and reported on physical function PROMs in AYA cancer survivors compared with their cancer‐free peers. Of these studies, 14 found that physical function in AYA survivors was significantly worse. This paper also includes a meta‐analysis conducted on 5 studies using the EORTC‐QLQ‐C30 to measure physical function, which found that physical function score was an average of 7.03 (95% CI: −10.21, −3.86) points lower in the AYA cancer group, compared to their cancer free‐peers, a difference that is clinically meaningful. Conclusions: The results overwhelmingly demonstrate that AYAs post a cancer diagnosis have worse health‐related quality of life from a physical function perspective than their cancer‐free peers, providing a compelling argument for the need to address this issue. All but one of the studies were cross‐sectional, which highlights the need for further assessment of this group longitudinally throughout their cancer journey. [ABSTRACT FROM AUTHOR]
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- 2024
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13. Spontaneous Tumor Regression and Reversion: Insights and Associations with Reduced Dietary Phosphate.
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Brown, Ronald B.
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CANCER relapse ,FOOD consumption ,AUTOPHAGY ,PROTEIN kinases ,PHOSPHATES ,CELL proliferation ,CELL physiology ,DISEASE remission ,CANCER patients ,PHOSPHATASES ,CELL lines ,ANOREXIA nervosa ,WESTERN diet ,OVERALL survival - Abstract
Simple Summary: In spontaneous tumor regression, tumors shrink and disappear without conventional treatments. This phenomenon challenges the view that cancer is an irreversible genetic disease and that the only treatment option is to kill cancer cells or surgically remove them. In tumor reversion, cancer cells have been shown to return to normal cells when they are transplanted into a normal cellular environment. Additionally, people consuming a Western diet ingest excessive amounts of dietary phosphate, and a dysregulated oversupply of phosphate can be transported into cells, stimulating the cellular growth that forms tumors. Based on reviewed evidence, this paper proposes that reducing excessive dietary phosphate potentially activates tumor regression and reversion, as components of cancer cells are self-digested. Furthermore, fevers and fasting-mimicking diets are associated with tumor regression, which also may be initiated by reduced phosphate intake. Studies are needed to test dietary phosphate reduction in tumor regression and reversion to improve cancer patient survival. Tumors that spontaneously shrink from unknown causes in tumor regression, and that return to normal cells in tumor reversion, are phenomena with the potential to contribute new knowledge and novel therapies for cancer patient survival. Tumorigenesis is associated with dysregulated phosphate metabolism and an increased transport of phosphate into tumor cells, potentially mediated by phosphate overload from excessive dietary phosphate intake, a significant problem in Western societies. This paper proposes that reduced dietary phosphate overload and reregulated phosphate metabolism may reverse an imbalance of kinases and phosphatases in cell signaling and cellular proliferation, thereby activating autophagy in tumor regression and reversion. Dietary phosphate can also be reduced by sickness-associated anorexia, fasting-mimicking diets, and other diets low in phosphate, all of which have been associated with tumor regression. Tumor reversion has also been demonstrated by transplanting cancer cells into a healthy microenvironment, plausibly associated with normal cellular phosphate concentrations. Evidence also suggests that the sequestration and containment of excessive phosphate within encapsulated tumors is protective in cancer patients, preventing the release of potentially lethal amounts of phosphate into the general circulation. Reducing dietary phosphate overload has the potential to provide a novel, safe, and effective reversion therapy for cancer patients, and further research is warranted. [ABSTRACT FROM AUTHOR]
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- 2024
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14. Rákos betegek mentális és lelki kísérése.
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Gyöngyi, BALOGH
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SPIRITUALITY ,PSYCHOLOGICAL literature ,PASTORAL care ,DIGNITY ,CANCER patients ,QUALITY of life - Abstract
This paper explores the mental and spiritual accompaniment of cancer patients from a theological and pastoral perspective. The author reflects on her early experiences as a hospital chaplain and the challenges of communicating hope and comfort to patients facing a life-threatening diagnosis. She reviews the current literature on the psychological, social, and spiritual aspects of cancer and how they affect patients’ coping strategies, quality of life, and meaning making. She also discusses the role of the Church and its functionaries in providing support and guidance to cancer patients, as well as the potential benefits of what a theologically reflected service can offer in extension to other approaches. The paper emphasizes the importance of understanding the patients’ emotional, relational, and spiritual needs and of respecting their individuality and dignity. The paper also highlights the supreme relevance of the Christian faith as a source of hope for cancer patients. The paper concludes with some practical suggestions for pastoral care and spiritual accompaniment of cancer patients. [ABSTRACT FROM AUTHOR]
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- 2024
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15. Subjective and objective financial toxicity among colorectal cancer patients: a systematic review.
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Azzani, Meram, Azhar, Zahir Izuan, Ruzlin, Aimi Nadira Mat, Wee, Chen Xin, Samsudin, Ely Zarina, Al-Harazi, Sabah Mohammed, and Noman, Sarah
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COLORECTAL cancer ,CANCER patients ,CINAHL database ,LOW-income countries ,MEDICAL care costs - Abstract
Background: Colorectal cancer (CRC) is the third most common cancer type worldwide. Colorectal cancer treatment costs vary between countries as it depends on policy factors such as treatment algorithms, availability of treatments and whether the treatment is government-funded. Hence, the objective of this systematic review is to determine the prevalence and measurements of financial toxicity (FT), including the cost of treatment, among colorectal cancer patients. Methods: Medline via PubMed platform, Science Direct, Scopus, and CINAHL databases were searched to find studies that examined CRC FT. There was no limit on the design or setting of the study. Results: Out of 819 papers identified through an online search, only 15 papers were included in this review. The majority (n = 12, 80%) were from high-income countries, and none from low-income countries. Few studies (n = 2) reported objective FT denoted by the prevalence of catastrophic health expenditure (CHE), 60% (9 out of 15) reported prevalence of subjective FT, which ranges from 7 to 80%, 40% (6 out of 15) included studies reported cost of CRC management– annual direct medical cost ranges from USD 2045 to 10,772 and indirect medical cost ranges from USD 551 to 795. Conclusions: There is a lack of consensus in defining and quantifying financial toxicity hindered the comparability of the results to yield the mean cost of managing CRC. Over and beyond that, information from some low-income countries is missing, limiting global representativeness. [ABSTRACT FROM AUTHOR]
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- 2024
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16. Langerhans Cells in Sentinel Lymph Nodes from Melanoma Patients.
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Gerlini, Gianni, Susini, Pietro, Sestini, Serena, Brandani, Paola, Giannotti, Vanni, and Borgognoni, Lorenzo
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EPITHELIAL cells ,MELANOMA ,SENTINEL lymph nodes ,IMMUNOTHERAPY ,CANCER patients ,DESCRIPTIVE statistics ,SYSTEMATIC reviews ,MEDLINE ,METASTASIS ,ONLINE information services ,QUALITY assurance ,DENDRITIC cells - Abstract
Simple Summary: Melanoma, the deadliest skin cancer, is a focus of research worldwide. This malignancy has been demonstrated to evade the immune system through several escape mechanisms. Among these, melanoma-related Dendritic Cells (DCs) alterations, particularly within the Sentinel Lymph Node (SLN), seem to play a key role. In SLNs, melanoma-related factors create a tumor microenvironment capable of impairing the immune response, inducing tolerance to tumor antigens and thus favoring SLN early metastases. The present literature review describes the interactions between Langerhans Cell (LC), a particular DC subset, and melanoma, suggesting a new potential therapeutic target. Background. Langerhans cells (LCs) are professional Dendritic Cells (DCs) involved in immunoregulatory functions. At the skin level, LCs are immature. In response to tissue injuries, they migrate to regional Lymph Nodes (LNs), reaching a full maturation state. Then, they become effective antigen-presenting cells (APCs) that induce anti-cancer responses. Notably, melanoma patients present several DC alterations in the Sentinel Lymph Node (SLN), where primary antitumoral immunity is generated. LCs are the most represented DCs subset in melanoma SLNs and are expected to play a key role in the anti-melanoma response. With this paper, we aim to review the current knowledge and future perspectives regarding LCs and melanoma. Methods. A systematic review was carried out according to the PRISMA statement using the PubMed (MEDLINE) library from January 2004 to January 2024, searching for original studies discussing LC in melanoma. Results. The final synthesis included 15 articles. Several papers revealed significant LCs–melanoma interactions. Conclusions. Melanoma immune escape mechanisms include SLN LC alterations, favoring LN metastasis arrival/homing and melanoma proliferation. The SLN LCs of melanoma patients are defective but not irreversibly, and their function may be restored by appropriate stimuli. Thus, LCs represent a promising target for future immunotherapeutic strategies and cancer vaccines. [ABSTRACT FROM AUTHOR]
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- 2024
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17. Immunotherapy for Thymomas and Thymic Carcinomas: Current Status and Future Directions.
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Rajan, Arun, Sivapiromrat, Alisa K., and McAdams, Meredith J.
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COMBINATION drug therapy ,IMMUNOLOGICAL tolerance ,GENOMICS ,PATIENT safety ,THYMOMA ,IMMUNOTHERAPY ,CANCER patients ,TREATMENT effectiveness ,THYMUS tumors ,IMMUNE checkpoint inhibitors ,QUALITY of life ,SURVIVAL analysis (Biometry) ,QUALITY assurance ,BIOMARKERS ,EPITHELIAL cell tumors - Abstract
Simple Summary: Immune checkpoint inhibitors have revolutionized cancer therapy and improved clinical outcomes. Immunotherapy is now increasingly combined with chemotherapy and other conventional treatments, such as radiation therapy, as part of the multimodal treatment of earlier-stage cancers. Although generally well tolerated and capable of inducing long-lasting responses, immunotherapy for thymic epithelial tumors can be challenging due to defects in immune self-tolerance, which increase the risk of immune-mediated toxicity. In order to improve the safety of immunotherapy and maximize clinical benefit in patients with thymic cancers, there is a pressing need to identify potential biomarkers of response and toxicity for this patient population. In this paper, we review the current role of immunotherapy for thymic cancers and discuss future applications across the spectrum of stage and histology of these diseases. Thymic epithelial tumors are a histologically diverse group of cancers arising from the epithelial compartment of the thymus. These tumors are characterized by a low tumor mutation burden, a lack of actionable genomic changes, and, especially with thymomas, defects in immune tolerance. Surgery is the mainstay of the management of resectable disease, whereas advanced, unresectable tumors are treated with platinum-based chemotherapy. Disease recurrence can occur months to years after frontline treatment. Although several options are available for conventional treatment of recurrent thymic tumors, response rates are generally low, and treatment-related toxicity can affect quality of life. A subset of patients benefit from biologic therapies, but there remains an unmet need for the development of new treatments. Immune checkpoint inhibitors are safe, clinically active, and have contributed to an improvement in survival for patients with a wide variety of cancers. However, the application of these revolutionary treatments for thymic cancers is limited to their use for the management of recurrent thymic carcinoma because of the risk of immune toxicity. In this paper, we review the current uses of immunotherapy for the management of thymic epithelial tumors and highlight potential strategies to improve safety and broaden the application of these treatments for patients with thymic cancers. [ABSTRACT FROM AUTHOR]
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- 2024
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18. Revolutionizing Treatment: Breakthrough Approaches for BCG-Unresponsive Non-Muscle-Invasive Bladder Cancer.
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Jaromin, Maciej, Konecki, Tomasz, and Kutwin, Piotr
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THERAPEUTIC use of antineoplastic agents ,NON-muscle invasive bladder cancer ,CONSERVATIVE treatment ,CYSTECTOMY ,CABAZITAXEL ,CISPLATIN ,BCG vaccines ,IMMUNOTHERAPY ,CANCER patients ,TREATMENT effectiveness ,DRUG delivery systems ,DRUG approval ,MONOCLONAL antibodies ,CANCER chemotherapy ,QUALITY of life ,GEMCITABINE ,WELL-being - Abstract
Simple Summary: Bladder cancer is a common disease in urological patients. The approach to treatment depends on the severity of the tumor; in this article, we focus on tumors that do not invade the muscle layer of the bladder. Those tumors are resected during an endoscopic procedure (TURBT), but often reoccur. Treating bladder cancer with drugs instead of surgical removal of the bladder (radical cystectomy) is paramount for patients quality of life and overall well-being. The aim of this paper is to review methods of conservative treatment of tumors unresponsive to the typical treatment of choice (BCG instillations). Bladder cancer is the 10th most popular cancer in the world, and non-muscle-invasive bladder cancer (NMIBC) is diagnosed in ~80% of all cases. Treatments for NMIBC include transurethral resection of the bladder tumor (TURBT) and intravesical instillations of Bacillus Calmette-Guérin (BCG). Treatment of BCG-unresponsive tumors is scarce and usually leads to Radical Cystectomy. In this paper, we review recent advancements in conservative treatment of BCG-unresponsive tumors. The main focus of the paper is FDA-approved medications: Pembrolizumab and Nadofaragene Firadenovec (Adstiladrin). Other, less researched therapeutic possibilities are also included, namely: N-803 immunotherapy, TAR-200 and TAR-210 intravesical delivery systems and combined Cabazitaxel, Gemcitabine and Cisplatin chemotherapy. Conservative treatment and delaying radical cystectomy would greatly benefit patients' quality of life; it is undoubtedly the future of BCG-unresponsive NMIBC. [ABSTRACT FROM AUTHOR]
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- 2024
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19. A systematic review of risk factors associated with depression and anxiety in cancer patients.
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Ikhile, Deborah, Ford, Elizabeth, Glass, Devyn, Gremesty, Georgie, and van Marwijk, Harm
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CANCER patients ,ANXIETY ,MENTAL depression ,LONG-term health care ,BIOPSYCHOSOCIAL model - Abstract
Depression and anxiety are common comorbid conditions associated with cancer, however the risk factors responsible for the onset of depression and anxiety in cancer patients are not fully understood. Also, there is little clarity on how these factors may vary across the cancer phases: diagnosis, treatment and depression. We aimed to systematically understand and synthesise the risk factors associated with depression and anxiety during cancer diagnosis, treatment and survivorship. We focused our review on primary and community settings as these are likely settings where longer term cancer care is provided. We conducted a systematic search on PubMed, PsychInfo, Scopus, and EThOS following the PRISMA guidelines. We included cross-sectional and longitudinal studies which assessed the risk factors for depression and anxiety in adult cancer patients. Quality assessment was undertaken using the Newcastle-Ottawa assessment checklists. The quality of each study was further rated using the Agency for Healthcare Research and Quality Standards. Our search yielded 2645 papers, 21 of these were eligible for inclusion. Studies were heterogenous in terms of their characteristics, risk factors and outcomes measured. A total of 32 risk factors were associated with depression and anxiety. We clustered these risk factors into four domains using an expanded biopsychosocial model of health: cancer-specific, biological, psychological and social risk factors. The cancer-specific risk factors domain was associated with the diagnosis, treatment and survivorship phases. Multifactorial risk factors are associated with the onset of depression and anxiety in cancer patients. These risk factors vary across cancer journey and depend on factors such as type of cancer and individual profile of the patients. Our findings have potential applications for risk stratification in primary care and highlight the need for a personalised approach to psychological care provision, as part of cancer care. [ABSTRACT FROM AUTHOR]
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- 2024
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20. QNetDiff: a quantitative measurement of network rewiring.
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Nose, Shota, Shiroma, Hirotsugu, Yamada, Takuji, and Uno, Yushi
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LARGE intestine ,COLORECTAL cancer ,HUMAN body ,CANCER patients - Abstract
Bacteria in the human body, particularly in the large intestine, are known to be associated with various diseases. To identify disease-associated bacteria (markers), a typical method is to statistically compare the relative abundance of bacteria between healthy subjects and diseased patients. However, since bacteria do not necessarily cause diseases in isolation, it is also important to focus on the interactions and relationships among bacteria when examining their association with diseases. In fact, although there are common approaches to represent and analyze bacterial interaction relationships as networks, there are limited methods to find bacteria associated with diseases through network-driven analysis. In this paper, we focus on rewiring of the bacterial network and propose a new method for quantifying the rewiring. We then apply the proposed method to a group of colorectal cancer patients. We show that it can identify and detect bacteria that cannot be detected by conventional methods such as abundance comparison. Furthermore, the proposed method is implemented as a general-purpose tool and made available to the general public. [ABSTRACT FROM AUTHOR]
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- 2024
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21. Probiotics - when and for whom in the oncological patient population.
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Łoniewski, Igor, Kaźmierczak-Siedlecka, Karolina, Komorniak, Natalia, and Stachowska, Ewa
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CANCER patients ,PROBIOTICS ,GUT microbiome ,HUMAN microbiota ,BODY fluids - Abstract
The human microbiome contains trillions of microorganisms. These organisms vary from person to person like fingerprints, and their composition depends on both host and environmental factors, of which diet plays a crucial role. Knowledge of the human microbiome is possible thanks to the introduction of new DNA sequencing methods, which have been developed over the last decade (Human Microbiome Project). This is when the notion of dysbiosis, which is not quite correct, was coined, i.e. disruption of the normal human microbiota. In the absence of standards for the composition and function of the microbiome, dysbiosis is a conventional term describing the differences in the composition and function of the microbiome between a healthy population and a population affected by, for example, a disease; despite its imperfections, this definition is quite suitable for describing changes in the microbiome in the case of various diseases, including cancer. The microbiome can influence the development and course of cancer through direct oncogenic effects, pro-inflammatory effects on mucous membranes, generation of metabolic abnormalities, modulation of the immune response and efficacy of anticancer treatment. Both tumour tissue and neighbouring tissues contain their own microbiome, and the same applies to other tissues and body fluids, which, through the microbiome and its metabolites, antigens, etc., can influence tumour development, progression and response to treatment. The gut microbiome is an important regulator of the immune response. It can also influence tumours and their treatment in distant organs. Due to the link between the microbiome and cancer, the potential of its modification in oncological treatment is of great interest to researchers and clinicians. The aim of this paper is to present the current state of knowledge of one of the most popular methods of modifying the microbiome-probiotics, which are commonly used by oncology patients. The safety aspects of the use of probiotics and current meta-analyses on this group of products are mainly discussed. [ABSTRACT FROM AUTHOR]
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- 2024
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22. A brief overview of targeted radionuclide therapy trials in 2022.
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Healy, Aidan, Ho, Elaine, Kuo, Phillip, and Zukotynski, Katherine
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RADIOISOTOPE therapy ,PATIENT selection ,PATIENT safety ,CLINICAL trials ,TREATMENT effectiveness ,CANCER patients ,RADIOISOTOPES ,NUCLEAR medicine ,PROSTATE-specific membrane antigen ,TUMORS ,PATIENT monitoring ,CELL receptors - Abstract
There is a growing use of radionuclide therapy for the medical care of oncology patients, where radioactive pharmaceuticals are used to target and treat various cancer types. This paper provides a brief overview illustrating the spectrum of ongoing and recently completed radionuclide therapy clinical trials in oncology. The trials selected highlight the potential of radionuclide therapies to provide a promising treatment option across a spectrum of cancer patients, while also discussing the importance of patient selection and monitoring, as well as potential side effects and safety concerns. Ultimately, the results of these trials will be crucial in determining the future use of radionuclide therapies in cancer treatment. [ABSTRACT FROM AUTHOR]
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- 2024
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23. Efficacy and safety of pembrolizumab in cervical cancer: Protocol for systematic review and meta-analysis of randomized clinical trials.
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Dantas, Dary Medeiros, de Souza, Amaxsell Thiago Barros, de Araújo Santos Camargo, Juliana Dantas, Costa, Ana Paula Ferreira, Samento, Ayane Cristine Alves, de Santana Gomes, Andrea Juliana Pereira, de Azevedo, Eduardo Pereira, de Medeiros, Kleyton Santos, dos Santos, Isis Kelly, and Cobucci, Ricardo Ney
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CLINICAL trials ,GREY literature ,CERVICAL cancer ,DATA extraction ,CANCER patients - Abstract
Purpose: This paper reports a systematic review and meta-analysis protocol that will be used to evaluate the efficacy and safety of pembrolizumab, alone or combined with bevacizumab and other therapies, in adult women with cervical carcinoma from stage IB2 onwards. Methods: The protocol follows PRISMA-P recommendations and was registered on PROSPERO (CRD42024531233). The search will be conducted without restrictions on language and year of publication in the following databases: Pubmed, Embase, Scopus, Web of Science, Cancerlit, The World Health Organization (WHO), International Clinical Trials Registry Platform (ICTRP) and Clinical Trials Registry Platform. Grey literature will be searched using the following sources: Clinicaltrials.gov, Google Scholar and Opengrey. Manual search will be carried out for the reference lists of eligible studies. The studies will be selected independently by two reviewers and all completed or ongoing randomized clinical trials that evaluated the efficacy and safety of pembrolizumab, used alone or combined with chemotherapy, radiotherapy, bevacizumab or surgery, in adult women diagnosed with cervical cancer, will be included. The data extraction will include population characteristics, type of treatment and main outcomes of studies. The methodological quality of the studies will be assessed using the Cochrane Risk of Bias 2.0. The certainty of the evidence will be rated using the Grading of Recommendations, Assessment, Development, and Evaluations (GRADE). Conclusions: The findings will be presented in narrative summary tables and a quantitative synthesis will be conducted using the 'meta' package of R software, version 4.3.1. This future systematic review may contribute with quality evidence for clinical decision-making on the use of pembrolizumab in women with cervical cancer. [ABSTRACT FROM AUTHOR]
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- 2024
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24. Community-based palliative care needs and barriers to access among cancer patients in rural north India: a Participatory action research.
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Mayank, Gupta, Ankita, Kankaria, Joshy, Liya E., Singh, Sandeep, Lal, Bhajan, Choudhary, Subhash, Marcus, Sapna, Grewal, Anju, Goyal, Lajya Devi, and Kakkar, Rakesh
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COMMUNITY health services ,HEALTH services accessibility ,EMPATHY ,FEAR ,PALLIATIVE treatment ,RESEARCH funding ,ESSENTIAL drugs ,CANCER patients ,DESCRIPTIVE statistics ,SYMPTOM burden ,SURVEYS ,THEMATIC analysis ,BURDEN of care ,TRANSPORTATION ,RURAL conditions ,ACTION research ,RESEARCH methodology ,NEEDS assessment ,DISCRIMINATION (Sociology) ,SOCIAL support ,BIOPSYCHOSOCIAL model ,SUFFERING ,SOCIAL stigma - Abstract
Background: This paper aimed to explore the palliative care (PC) needs and barriers to access among cancer patients in a rural region of North India with a high cancer burden. Methods: A Participatory action research (PAR) approach was employed. Situational assessment, community sensitization workshops (CSWs) and door-to-door surveys were planned, conducted and developed over three PAR cycles. A parallel convergent mixed-methods approach was adopted wherein the quantitative data from door-to-door surveys and qualitative data from CSWs and investigator field notes were collected and analyzed to provide a comprehensive understanding of PC needs and barriers to access. Descriptive statistics and thematic analysis were used. Results: A total of 27 CSWs involving 526 stakeholders were conducted. A total of 256 cancer patients were assessed for PC needs and symptom burden using the Supportive and Palliative Care Indicators (SPICT-4ALL) and the Edmonton Symptom Assessment System (ESAS) tool, respectively. Based on the SPICT assessment, all patients (n = 256) satisfied general and/or cancer-specific indicators for PC. The majority (56.6%) had ≥ one moderate-severe symptom, with the most common symptoms being tiredness, pain and loss of appetite. Analysis of qualitative findings generated three themes: unmet needs, burden of caregiving, and barriers and challenges. Cancer affected all domains of patients' and their families' lives, contributing to biopsychosocial suffering. Social stigma, discrimination, sympathizing attitudes and lack of emotional and material support contributed to psychosocial suffering among cancer patients and their caregivers. Lack of awareness, nearby healthcare facilities, transportation, essential medicines, trained manpower and education in PC, collusion, fear of social discrimination, faulty perceptions and misconceptions about cancer made access to PC difficult. Conclusions: The study emphasize the need for and provide a roadmap for developing context-specific and culturally appropriate CBPC services to address the identified challenges and needs. The findings point towards education of CHWs in PC; improving community awareness about cancer, PC, government support schemes; ensuring an uninterrupted supply of essential medicines; and developing active linkages within the community and with NGOs to address the financial, transportation, educational, vocational and other social needs as some of the strategies to ensure holistic CBPC services. Trial registration: Clinical Trial Registry of India (CTRI/2023/04/051357). [ABSTRACT FROM AUTHOR]
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- 2024
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25. Bibliometric Analysis of Research on Exercise Intervention for Cancer-Related Cognitive Impairments.
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Shen, Yuwei, Xu, Ningsheng, Yu, Tingting, and Li, Jianan
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COGNITION disorders treatment ,EXERCISE physiology ,HEALTH status indicators ,EXERCISE therapy ,REHABILITATION ,CANCER patients ,DESCRIPTIVE statistics ,FUNCTIONAL status ,POPULATION geography ,ONCOLOGY ,THEMATIC analysis ,BIBLIOMETRICS ,MEDICAL research ,CONVALESCENCE ,QUALITY of life ,TUMORS ,COMPARATIVE studies ,DATA analysis software ,DISEASE complications - Abstract
Introduction: Cancer treatments frequently lead to cognitive impairments, affecting a substantial global population. Among various approaches, exercise has emerged as a promising strategy for rehabilitation. However, a comprehensive bibliometric analysis of research in this field is lacking. Methods: We conducted a bibliometric analysis of 10,345 articles sourced from the Web of Science database using the R package "bibliometrix". Our analysis examined publication trends, leading countries, journals, authors, institutions, keywords, and prevalent themes. Results: Over the past two decades, research on exercise interventions for cancer-related cognitive impairments (CRCI) has advanced significantly. Nonetheless, challenges persist in elucidating underlying mechanisms, developing innovative strategies, and creating effective tools. Conclusions: The number of publications notably increased from 1998 to 2023, although there has been a recent decline in citations. The United States (US) leads in both publications and citations, while China is showing increasing influence. Using Lotka's Law in our bibliometric analysis, we identified 58 key authors in the field of exercise interventions for CRCI. Leading institutions such as the University of Toronto and Duke University are at the forefront of this research. Although the Journal of Clinical Oncology has fewer publications, it remains influential. Current research focuses on exercise interventions to enhance the quality of life for cancer patients, with particular emphasis on cognitive rehabilitation in breast cancer and the challenges faced by survivors. Future research should delve deeper into intervention mechanisms, behavioral strategies, telemedicine, and precise cognitive assessment tools. [ABSTRACT FROM AUTHOR]
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- 2024
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26. Colorectal Cancer Outcomes: A Comparative Review of Resource-Limited Settings in Low- and Middle-Income Countries and Rural America.
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Jacobson, Clare E., Harbaugh, Calista M., Agbedinu, Kwabena, and Kwakye, Gifty
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MIDDLE-income countries ,MEDICAL care use ,RURAL health ,SOCIAL determinants of health ,SCHOLARSHIPS ,MEDICAL care ,COLORECTAL cancer ,TREATMENT effectiveness ,CANCER patients ,COMMUNITIES ,PATIENT-centered care ,COLON tumors ,ATTITUDES of medical personnel ,RESOURCE-limited settings ,HEALTH equity ,LOW-income countries ,POVERTY - Abstract
Simple Summary: Colorectal cancer is becoming more common in low- and middle-income countries (LMICs). The challenges faced by communities in LMICs, settings with few resources available, can be compared to rural America, where resources are also limited. Common barriers to taking care of colorectal cancer patients in these communities are variation in individual provider behavior, social determinants of health such as poverty, how healthcare systems are set up, and the number of specialty doctors practicing in these communities. This review also highlights how LMICs and rural American communities have addressed these problems, through projects such as training new specialty doctors, collaborating with larger hospitals, and technological innovation. Finally, as an example, we highlight a new colorectal surgery fellowship program that addresses the barriers to providing colorectal cancer care in a low-resource setting at both the individual patient and provider level, all the way to the systems level. Background/Objectives: Colorectal cancer remains a significant global health challenge, particularly in resource-limited settings where patient-centered outcomes following surgery are often suboptimal. Although more prevalent in low- and middle-income countries (LMICs), segments of the United States have similarly limited healthcare resources, resulting in stark inequities even within close geographic proximity. Methods: This review compares and contrasts colorectal cancer outcomes in LMICs with those in resource-constrained communities in rural America, utilizing an established implementation science framework to identify key determinants of practice for delivering high-quality colorectal cancer care. Results: Barriers and innovative, community-based strategies aimed at improving patient-centered outcomes for colorectal cancer patients in low resource settings are identified. We explore innovative approaches and community-based strategies aimed at improving patient-centered outcomes, highlighting the newly developed colorectal surgery fellowship in Sub-Saharan Africa as a model of innovation in this field. Conclusions: By exploring these diverse contexts, this paper proposes actionable solutions and strategies to enhance surgical care of colorectal cancer and patient outcomes, ultimately aiming to inform global health practices, inspire collaboration between LMIC and rural communities, and improve care delivery across various resource settings. [ABSTRACT FROM AUTHOR]
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- 2024
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27. The Multimodality Management of Malignant Peripheral Nerve Sheath Tumours.
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Seres, Remus, Hameed, Hassan, McCabe, Martin G., Russell, David, and Lee, Alexander T. J.
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SURVIVAL rate ,CANCER relapse ,NEUROFIBROMATOSIS 1 ,POSITRON emission tomography computed tomography ,CANCER patients ,NERVOUS system tumors ,CONNECTIVE tissue tumors ,INDIVIDUALIZED medicine ,HEALTH care teams - Abstract
Simple Summary: The landscape of malignant peripheral nerve sheath tumours (MPNSTs) is usually challenging both in terms of recognition and management. Despite a low incidence in the general population (0.001%), MPNST is an important cause of mortality in the neurofibromatosis type 1 (NF1) population. It is essential for a multi-disciplinary collaboration to achieve the best possible outcome. The aim of our paper was to contribute with a comprehensive review from the literature of the best multi-modality ways that show improvements in terms of survival and address potential future treatment approaches based on the molecular alterations seen in these tumours. Malignant peripheral nerve sheath tumours (MPNST) are aggressive sarcomas that have nerve sheath differentiation and can present at any anatomical site. They can arise from precursor neurofibroma in the context of neurofibromatosis type 1 (NF1) or as de novo and sporadic tumours in the absence of an underlying genetic predisposition. The primary therapeutic approach is most often radical surgery, with non-surgical modalities playing an important role, especially in locally advanced or metastatic cases. The aim of multimodality approaches is to optimize both local and systemic control while keeping to a minimum acute and late treatment morbidity. Advances in the understanding of the underlying biology of MPNSTs in both sporadic and NF-1-related contexts are essential for the management and implementation of novel therapeutic approaches. [ABSTRACT FROM AUTHOR]
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- 2024
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28. High BMI Is Associated with Changes in Peritumor Breast Adipose Tissue That Increase the Invasive Activity of Triple-Negative Breast Cancer Cells.
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Miracle, Cora E., McCallister, Chelsea L., Denning, Krista L., Russell, Rebecca, Allen, Jennifer, Lawrence, Logan, Legenza, Mary, Krutzler-Berry, Diane, and Salisbury, Travis B.
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TRIPLE-negative breast cancer ,METASTATIC breast cancer ,BREAST cancer ,T helper cells ,CANCER patients ,BREAST - Abstract
Breast cancer is the most common cancer in women with multiple risk factors including smoking, genetics, environmental factors, and obesity. Smoking and obesity are the top two risk factors for the development of breast cancer. The effect of obesity on adipose tissue mediates the pathogenesis of breast cancer in the context of obesity. Triple-negative breast cancer (TNBC) is a breast cancer subtype within which the cells lack estrogen, progesterone, and HER2 receptors. TNBC is the deadliest breast cancer subtype. The 5-year survival rates for patients with TNBC are 8–16% lower than the 5-year survival rates for patients with estrogen-receptor-positive breast tumors. In addition, TNBC patients have early relapse rates (3–5 years after diagnosis). Obesity is associated with an increased risk for TNBC, larger TNBC tumors, and increased breast cancer metastasis compared with lean women. Thus, novel therapeutic approaches are warranted to treat TNBC in the context of obesity. In this paper, we show that peritumor breast adipose-derived secretome (ADS) from patients with a high (>30) BMI is a stronger inducer of TNBC cell invasiveness and JAG1 expression than peritumor breast ADS from patients with low (<30) BMI. These findings indicate that patient BMI-associated changes in peritumor AT induce changes in peritumor ADS, which in turn acts on TNBC cells to stimulate JAG1 expression and cancer cell invasiveness. [ABSTRACT FROM AUTHOR]
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- 2024
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29. Comparative complications of prepectoral versus subpectoral breast reconstruction in patients with breast cancer: a meta-analysis.
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Yongxiao Wu, Lizhi Yu, Miaoyan Huang, Yanping Huang, Chunyan Li, Yiwen Liang, Weiming Liang, and Tian Qin
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CLINICAL trial registries ,BREAST cancer ,CANCER complications ,CANCER patients ,HEALING - Abstract
Introduction: This meta-analysis aims to evaluate the complications associated with prepectoral breast reconstruction (PBR) compared to subpectoral breast reconstruction (SBR) in patients diagnosed with breast cancer. Materials and methods: A comprehensive search was performed in four databases, including Medline, Embase, Web of Science and CENTRAL, to collect literature published up until December 31, 2024. In addition, we conducted a thorough manual examination of the bibliographies of the identified papers, as well as pertinent reviews and meta-analyses. We conducted a search on three clinical trial registries, namely ClinicalTrials.gov, Controlled-trials.com, and Umin.ac.jp/ctr/index.htm. Meta-analyses were conducted on total complications, hematoma, infection, wound healing issues, necrosis, capsular contracture, rippling, animation deformity, and reoperation. Results: A total of 40 studies were included in the meta-analysis. Compared with SBR, PBR significantly reduced the incidence of animated malformations (OR=0.37, 95% CI: 0.19 to 0.70, P=0.003, I ²=12%), but increased the incidence of ripples (OR=2.39, 95% CI: 1.53 to 3.72, P=0.0001, I ²=10%) and seroma (OR=1.55, 95% CI: 1.02 to 2.35, P=0.04, increasing I ²=70%). Conclusions: Our findings indicate that PBR and SBR have comparable safety profiles, with similar total complication rates. Specifically, PBR is more likely to cause rippling and seroma, whereas SBR is more prone to causing animation deformity. [ABSTRACT FROM AUTHOR]
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- 2024
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30. Inter-Ethnic Variations in the Clinical, Pathological, and Molecular Characteristics of Wilms Tumor.
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Lim, Kia Teng and Loh, Amos H. P.
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HEALTH services accessibility ,MEDICAL protocols ,GENOMICS ,CANCER patients ,NURSING ,RACE ,NEPHROBLASTOMA ,GENETIC mutation ,SOMATOMEDIN ,HEALTH equity ,CARCINOGENESIS ,MOLECULAR pathology ,SYMPTOMS - Abstract
Simple Summary: Wilms tumor is the most common pediatric primary renal malignancy globally but exhibits significant variations in epidemiological, clinical, and molecular aspects among different populations. Wilms tumor has been shown to occur at lower incidences, younger ages, and earlier stages of disease with higher incidences of favorable histology among Asians compared to Caucasians. Despite a worldwide convergence between the two main management approaches, it is not known if these are generalizable to all ethnic populations. This paper summarizes the current literature on the inter-ethnic variations in the clinical, pathological, and molecular characteristics of Wilms tumor. Wilms tumor is the commonest primary renal malignancy in children and demonstrates substantial inter-ethnic variation in clinical, pathological, and molecular characteristics. Wilms tumor occurs at a lower incidence and at a younger age in Asians compared to Caucasians and Africans. Asians also present at an earlier stage of disease, with a higher incidence of favorable histology tumors and a lower incidence of perilobar nephrogenic rests compared to Caucasians, while African children present with more advanced disease. Studies have implicated population differences in the incidence of WT1 mutations, loss of imprinting of the IGF2 locus, and loss of heterozygosity of 1p/16q, or 1q gain as possible bases for epidemiological differences in the disease profile of Wilms tumors in various ethnic groups. Yet, evidence to support these associations is confounded by differences in treatment protocols and inequalities in the availability of treatment resources and remains limited by the quality of population-based data, especially in resource-limited settings. [ABSTRACT FROM AUTHOR]
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- 2024
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31. A Deep Learning-Based Framework for Highly Accelerated Prostate MR Dispersion Imaging.
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Zhao, Kai, Pang, Kaifeng, Hung, Alex LingYu, Zheng, Haoxin, Yan, Ran, and Sung, Kyunghyun
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STATISTICAL models ,DIAGNOSTIC imaging ,COMPUTER-assisted image analysis (Medicine) ,DATABASE management ,NOISE ,RESEARCH funding ,PROSTATE tumors ,MAGNETIC resonance imaging ,CANCER patients ,QUANTITATIVE research ,PROSTATE ,DEEP learning ,ARTIFICIAL neural networks ,CONTRAST media ,SENSITIVITY & specificity (Statistics) - Abstract
Simple Summary: Nonlinear curve fitting of the pharmacokinetic model to DCE-MRI concentration curves is highly time-consuming. The estimation of highly non-linear dispersion-related parameter in MR dispersion imaging (MRDI) makes the process even more tedious. The fast MRDI (fMRDI) model is proposed to simplify and accelerate the MRDI model by representing the dispersion-applied arterial input function (AIF) as the weighted-sum of a fast and a slow population-based AIFs. A deep learning-based two-stage inference method is proposed to accelerate quantitative MRDI. The deep learning model makes a initial estimation of the parameters directly from the concentration curves and the parameters is then refined by a number of iterative optimization. Dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) measures microvascular perfusion by capturing the temporal changes of an MRI contrast agent in a target tissue, and it provides valuable information for the diagnosis and prognosis of a wide range of tumors. Quantitative DCE-MRI analysis commonly relies on the nonlinear least square (NLLS) fitting of a pharmacokinetic (PK) model to concentration curves. However, the voxel-wise application of such nonlinear curve fitting is highly time-consuming. The arterial input function (AIF) needs to be utilized in quantitative DCE-MRI analysis. and in practice, a population-based arterial AIF is often used in PK modeling. The contribution of intravascular dispersion to the measured signal enhancement is assumed to be negligible. The MR dispersion imaging (MRDI) model was recently proposed to account for intravascular dispersion, enabling more accurate PK modeling. However, the complexity of the MRDI hinders its practical usability and makes quantitative PK modeling even more time-consuming. In this paper, we propose fast MR dispersion imaging (fMRDI) to effectively represent the intravascular dispersion and highly accelerated PK parameter estimation. We also propose a deep learning-based, two-stage framework to accelerate PK parameter estimation. We used a deep neural network (NN) to estimate PK parameters directly from enhancement curves. The estimation from NN was further refined using several steps of NLLS, which is significantly faster than performing NLLS from random initializations. A data synthesis module is proposed to generate synthetic training data for the NN. Two data-processing modules were introduced to improve the model's stability against noise and variations. Experiments on our in-house clinical prostate MRI dataset demonstrated that our method significantly reduces the processing time, produces a better distinction between normal and clinically significant prostate cancer (csPCa) lesions, and is more robust against noise than conventional DCE-MRI analysis methods. [ABSTRACT FROM AUTHOR]
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- 2024
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32. Expanding the Availability of Scalp Cooling to All Patients at Risk of Chemotherapy-Induced Alopecia.
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Lagmay-Fuentes, Portia, Smith, Andrea, Krus, Shannon, Lewis, Laurie, Latif, Asma, Gagliardo, Tiffany, and Kohli, Manpreet
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CHEMOTHERAPY complications ,BALDNESS ,CANCER patients ,SCALP ,INVOICES - Abstract
Alopecia is an undesirable side effect of cancer chemotherapy. The mitigation of alopecia is a desirable adjunct treatment for patients with cancer. FDA-cleared scalp cooling (SC) devices have been successfully used to prevent or reduce chemotherapy-induced alopecia (CIA). This paper provides an understanding of the implementation and value of the new Insurance-Based Billing Model used in the USA for SC and its benefits compared with the original self-pay model. This improved compensation change will result in all patients in need, including underserved and disadvantaged populations, receiving equitable healthcare by allowing access to this valuable supportive care technology. [ABSTRACT FROM AUTHOR]
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- 2024
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33. Services, models of care, and interventions to improve access to cancer treatment for adults who are socially disadvantaged: A scoping review protocol.
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Horrill, Tara C., Bourgeois, Amber, Kleijberg, Max, Linton, Janice, Leahy, Kate, and Stajduhar, Kelli I.
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SOCIAL marginality ,CANCER treatment ,CANCER patients ,ACADEMIC librarians ,SOCIAL determinants of health - Abstract
Timely access to guideline-recommended cancer treatment is known to be an indicator of the quality and accessibility of a cancer care system. Yet people who are socially disadvantaged experience inequities in access to cancer treatment that have significant impacts on cancer outcomes and quality of life. Among people experiencing the intersecting impacts of poor access to the social determinants of health and personal identities typically marginalized from society ('social disadvantage'), there are significant barriers to accessing cancer, many of which compound one another, making cancer treatment extremely difficult to access. Although some research has focused on barriers to accessing cancer treatment among people who are socially disadvantaged, it is not entirely clear what, if anything, is being done to mitigate these barriers and improve access to care. Increasingly, there is a need to design cancer treatment services and models of care that are flexible, tailored to meet the needs of patients, and innovative in reaching out to socially disadvantaged groups. In this paper, we report the protocol for a planned scoping review which aims to answer the following question: What services, models of care, or interventions have been developed to improve access to or receipt of cancer treatment for adults who are socially disadvantaged? Based on the methodological framework of Arksey and O'Malley, this scoping review is planned in six iterative stages. A comprehensive search strategy will be developed by an academic librarian. OVID Medline, EMBASE, CINAHL (using EBSCOhost) and Scopus will be searched for peer-reviewed published literature; advanced searches in Google will be done to identify relevant online grey literature reports. Descriptive and thematic analysis methods will be used to analyze extracted data. Findings will provide a better understanding of the range and nature of strategies developed to mitigate barriers to accessing cancer treatment. [ABSTRACT FROM AUTHOR]
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- 2024
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34. Key Considerations for the Treatment of Advanced Breast Cancer in Older Adults: An Expert Consensus of the Canadian Treatment Landscape.
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Jackson, Emily B., Curry, Lauren, Mariano, Caroline, Hsu, Tina, Cook, Sarah, Pezo, Rossanna C., Savard, Marie-France, Desautels, Danielle N., Leblanc, Dominique, and Gelmon, Karen A.
- Subjects
METASTATIC breast cancer ,OLDER people ,CANCER patients ,MEDICAL personnel ,BREAST cancer - Abstract
The prevalence of breast cancer amongst older adults in Canada is increasing. This patient population faces unique challenges in the management of breast cancer, as older adults often have distinct biological, psychosocial, and treatment-related considerations. This paper presents an expert consensus of the Canadian treatment landscape, focusing on key considerations for optimizing selection of systemic therapy for advanced breast cancer in older adults. This paper aims to provide evidence-based recommendations and practical guidance for healthcare professionals involved in the care of older adults with breast cancer. By recognizing and addressing the specific needs of older adults, healthcare providers can optimize treatment outcomes and improve the overall quality of care for this population. [ABSTRACT FROM AUTHOR]
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- 2024
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35. Non-invasive technology to assess hydration status in advanced cancer to explore relationships between fluid status and symptoms: an observational study using bioelectrical impedance analysis.
- Author
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Nwosu, Amara Callistus, Stanley, Sarah, Mayland, Catriona R, Mason, Stephen, McDougall, Alexandra, and Ellershaw, John E
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STATISTICAL models ,DRINKING (Physiology) ,CANCER treatment ,MEDICAL technology ,RESEARCH funding ,SCIENTIFIC observation ,PILOT projects ,BODY composition ,MEDICAL care ,BIOELECTRIC impedance ,DECISION making ,CANCER patients ,DESCRIPTIVE statistics ,EVALUATION of medical care ,HYDRATION ,LONGITUDINAL method ,WATER in the body ,QUALITY of life ,TUMOR classification ,TUMORS ,TERMINAL care ,COMPARATIVE studies ,DEHYDRATION ,REGRESSION analysis ,SPECIALTY hospitals ,DISEASE complications - Abstract
Background: Oral fluid intake decreases in advanced cancer in the dying phase of illness. There is inadequate evidence to support the assessment, and management, of hydration in the dying. Bioelectrical impedance analysis (BIA) is a body composition assessment tool. BIA has the potential to inform clinal management in advanced cancer, by examining the relationships between hydration status and clinical variables. Aim: BIA was used to determine the association between hydration status, symptoms, clinical signs, quality-of-life and survival in advanced cancer, including those who are dying (i.e. in the last week of life). Materials and methods: We conducted a prospective observational study of people with advanced cancer in three centres. Advance consent methodology was used to conduct hydration assessments in the dying. Total body water was estimated using the BIA Impedance index (Height – H (m)
2 /Resistance – R (Ohms)). Backward regression was used to identify factors (physical signs, symptoms, quality of life) that predicted H2 /R. Participants in the last 7 days of life were further assessed with BIA to assess hydration changes, and its relationship with clinical outcomes. Results: One hundred and twenty-five people participated (males n = 74 (59.2%), females, n = 51 (40.8%)). We used backward regression analysis to describe a statistical model to predict hydration status in advanced cancer. The model demonstrated that 'less hydration' (lower H2 /R) was associated with female sex (Beta = -0.39, p < 0.001), increased appetite (Beta = -0.12, p = 0.09), increased dehydration assessment scale score (dry mouth, dry axilla, sunken eyes - Beta = -0.19, p = 0.006), and increased breathlessness (Beta = -0.15, p = 0.03). 'More hydration' (higher H2 /R) was associated with oedema (Beta = 0.49, p < 0.001). In dying participants (n = 18, 14.4%), hydration status (H2 /R) was not significantly different compared to their baseline measurements (n = 18, M = 49.6, SD = 16.0 vs. M = 51.0, SD = 12.1; t(17) = 0.64, p = 0.53) and was not significantly associated with agitation (rs = -0.85, p = 0.74), pain (rs = 0.31, p = 0.23) or respiratory tract secretions (rs = -0.34, p = 0.19). Conclusions: This is the first study to use bioimpedance to report a model (using clinical factors) to predict hydration status in advanced cancer. Our data demonstrates the feasibility of using an advance consent method to conduct research in dying people. This method can potentially improve the evidence base (and hence, quality of care) for the dying. Future BIA research can involve hydration assessment of cancers (according to type and stage) and associated variables (e.g., stage of illness, ethnicity and gender). Further work can use BIA to identify clinically relevant outcomes for hydration studies and establish a core outcome set to evaluate how hydration affects symptoms and quality-of-life in cancer. Key message: What is already known about this topic? - Oral fluid intake decreases in people with advanced cancer, especially when they approach the dying phase of their illness. - There is inadequate evidence to support hydration assessment and decision making in the dying phase of illness. - It is important to understand which clinical factors are associated with hydration status in advanced cancer, to enable healthcare professionals, to evaluate hydration status and support clinical decision making. - Bioimpedance is a non-invasive technology, which has potential to identify clinically relevant variables for cancer hydration assessment. What this paper adds. - This is the first study to use bioimpedance to report a model (using clinical factors) to predict hydration status in advanced cancer. - The variables with combined significance for predicting hydration status were biological sex, appetite, dry mouth, dry axilla, sunken eyes, breathlessness and oedema. In the dying phase, hydration status did not significantly change compared to baseline, and hydration status was not significantly associated with survival. Implications for practice, theory or policy. - Further work can use bioimpedance to identify clinically relevant outcomes for hydration studies, to establish a core outcome set to evaluate how hydration affects symptoms and quality-of-life in cancer. [ABSTRACT FROM AUTHOR]- Published
- 2024
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36. 'I think both of us drew strength from it': qualitative reflections from next of kin following the death and post-mortem brain donation of a loved one with brain cancer.
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Griffin, Cassandra P., Carlson, Melissa A., Walker, Marjorie M., Lynam, James, and Paul, Christine L.
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BRAIN physiology ,ATTITUDES toward death ,ALTRUISM ,DEATH ,AUTOPSY ,QUALITATIVE research ,GLIOMAS ,SELF-efficacy ,RESEARCH funding ,EVALUATION of human services programs ,INTERVIEWING ,FAMILIES ,ORGAN donation ,CANCER patients ,DESCRIPTIVE statistics ,THEMATIC analysis ,EXPERIENCE ,RESEARCH methodology ,PSYCHOLOGY of caregivers ,PHENOMENOLOGY ,BRAIN tumors - Abstract
Background: Glioblastoma, a high-grade primary brain cancer, has a median survival of approximately 14 months. Post-mortem brain donation provides insight to pathogenesis along with spatial and temporal heterogeneity. Post-mortem brain biobanking programs are increasing in number and the need to understand and improve the associated human experience is pressing. This study aims to qualitatively explore the experiences of next of kin (NOK) following the death and brain donation of a loved one and to understand the impact such programs have on NOK carers. Method: We interviewed 29 NOK following the death of their loved one and subsequent brain donation. Thematic analysis was conducted on the transcribed, qualitative interviews. Results: Four themes were identified; (1) Brain donation is a straightforward decision grounded in altruism and pragmatism; (2) Supporting donors is a source of comfort, pride and empowerment; (3) Brain donation can provide meaning for suffering and tragedy and (4) Perceptions of procedures and processes when supporting a loved one to donate. Insights into areas for improvement, for example transporting donors following a home death and the role of the body bag were also noted. Conclusion: Supporting a loved one to donate their brain can be a positive experience providing a source of hope, empowerment and purpose for NOK. Data indicating areas for consideration are broadly relevant for improving the delivery of brain donation programs for future donors and their loved ones. Plain language summary: Understanding how loved ones feel about someone close to them donating their brain to research after their death from brain cancer The act of donating brain tissue after death from brain cancer is a huge gift to medical research and may have an impact on the ability of the scientific community to improve outcomes for people diagnosed with brain cancers. While we understand how valuable these donations are for research, we need more work to understand how these donations impact the people who donate and those who love and support them. This paper explores the experiences of people who have lost someone to brain cancer who then went on to donate their brain tissue after their death. Through the use of interviews, it explores the impact that the donation has on a loved one or next of kin from providing a source of comfort, empowerment, pride or an alternative to 'senseless' suffering and tragedy. It also provides areas that should be considered by people who are facilitating brain donations to ensure that any potential, harm or upset can be minimized. [ABSTRACT FROM AUTHOR]
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- 2024
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37. The Ethical Complexity of Medical Decision Making in the Adolescent Oncology Patient.
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Nash, Ariel Paige, Harden, Avis, and Sheth, Rachna Kalapi
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MEDICAL decision making ,YOUNG adults ,AGE groups ,PEDIATRIC oncology ,CANCER patients - Abstract
Adolescent Medical Decision Making (aMDM) is frequently discussed but presents a significant challenge in practice, especially in cases of adolescents with life threatening or life limiting illnesses. In this paper, we present a case that explores the importance of aMDM, the difficulties for providers when engaging adolescents in these discussions, and how certain skills may be incorporated into pediatric practice. Literature suggests that patients of this age group, while being legally without capacity, have meaningful insights into their care. However, unless physicians feel comfortable and competent engaging adolescents in a manner that honors their developmentally appropriate understanding of their illness, these insights can be lost. [ABSTRACT FROM AUTHOR]
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- 2024
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38. Disentangling the value equation: a step forward in value-based healthcare.
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García-Lorenzo, Borja, Alayo, Itxaso, Arrospide, Arantzazu, Gorostiza, Ania, Fullaondo, Ane, and Group, VOICE Study
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SECONDARY analysis ,RESEARCH funding ,VALUE-based healthcare ,BREAST tumors ,BENCHMARKING (Management) ,CANCER patients ,EMOTIONS ,FUNCTIONAL status ,DESCRIPTIVE statistics ,PATIENT-centered care ,LUNG tumors ,PAIN ,QUALITY of life ,HEALTH outcome assessment ,SOCIODEMOGRAPHIC factors ,REGRESSION analysis - Abstract
Background The value equation of value-based healthcare (VBHC) as a single figure remains ambiguous, closer to a theoretical framework than a useful tool for decision making. The challenge lies in the way patient-centred outcomes (PCOs) might be combined to produce a single value of the numerator. This paper aims to estimate the weights of PCOs to provide a single figure in the numerator, which ultimately will allow a VBHC figure to be reached. Methods A cohort of patients diagnosed with breast cancer (n = 690) with a 6-month follow-up recruited in 2019–20 across six European hospitals was used. Patient-reported outcomes (PROs), clinical-related outcomes (CROs), and clinical and socio-demographic variables were collected. The numerator was defined as a composite indicator of the PCOs (CI-PCO), and regression analysis was applied to estimate their weights and consequently arrive at a single figure. Results Pain showed as the highest weight followed by physical functioning , emotional functioning , and ability to work , and then by a symptom, either arm or breast. PCOs weights were robust to sensitivity analysis. The CI-PCO value was found to be more informative than the health-related quality of life (HRQoL) value. Conclusions To the best of our knowledge, this is the first research to combine the PCOs proposed by ICHOM to provide a single figure in the numerator of the value equation. This figure shows a step forward in VBHC to reach a holistic benchmarking across healthcare centres and a value-based payment. This research might also be applied in other medical conditions as a methodological pathway. [ABSTRACT FROM AUTHOR]
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- 2024
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39. Is three-dimensional ultrasonography a valuable diagnostic tool for patients with ovarian cancer? Systematic review and meta-analysis.
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Yuan Liu, Qingdong Zhang, Fang Zhang, Meiyan Liu, Jun Zhang, Xiaoli Cao, and Weihong Yin
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DIAGNOSTIC ultrasonic imaging ,OVARIAN cancer ,RECEIVER operating characteristic curves ,CANCER patients ,DOPPLER ultrasonography - Abstract
Introduction: This paper was to assess the diagnostic performance and clinical value of three-dimensional ultrasonography (3DUS), three-dimensional ultrasonography power Doppler (3DPD), and 3DUS combined with 3DPD in ovarian cancer (OC). Methods: The study was registered with PROSPERO (CRD 42023405765). PubMed and Web of Science were searched from inception to 25 January 2022, and reference lists of potentially eligible studies were also manually searched. Patient and study characteristics were extracted by two independent reviewers. Any discrepancies were addressed through discussion. The sensitivity, specificity, positive and negative likelihood ratio (PLR and NLR, respectively), and the area under the receiver operating characteristic curve (AUC) were pooled separately. Results: We retrieved 2,566 studies, of which 18 were finally enrolled, with 2,548 cases. The pooled sensitivity, specificity, PLR, NLR, and AUC for 3DUS were 0.89 (95% CI: 0.85-0.93), 0.93 (95% CI: 0.88-0.96), 13.1 (95% CI: 7.3-23.4), 0.11 (95% CI: 0.08-0.16), and 0.90 (95% CI: 0.87-0.93), respectively. The pooled sensitivity, specificity, PLR, NLR, and AUC for 3DPD were 0.90 (95% CI: 0.80-0.95), 0.85 (95% CI: 0.71-0.92), 5.8 (95% CI: 3.0-11.2), 0.12 (95% CI: 0.06-0.24), and 0.94 (95% CI: 0.91-0.96), respectively. The pooled sensitivity, specificity, PLR, NLR, and AUC for 3DUS combined with 3DPD were 0.99 (95% CI: 0.73-1.00), 0.95 (95% CI: 0.85-0.99), 21.9 (95% CI: 6.1-78.9), 0.01 (95% CI: 0.00-0.37), and 0.99 (95% CI: 0.98-1.00), respectively. Conclusions: 3DUS, 3DPD, and 3DUS combined with 3DPD are promising diagnostic tools for OC, alongside elevated sensitivity and specificity. However, the combination of 3DUS and 3DPD techniques has higher diagnostic efficiency. Systematic Review Registration: https://www.crd.york.ac.uk/PROSPERO/, identifier CRD 42023405765. [ABSTRACT FROM AUTHOR]
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- 2024
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40. A nationwide neurosurgical inter-disciplinary service for cancer-related refractory pain.
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khashan, Morsi, Strauss, Ido, Hochberg, Yehonathan, Brill, Silviu, Tellem, Rotem, Sharon, Haggai, and Hochberg, Uri
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CANCER treatment ,NEUROSURGERY ,ABLATION techniques ,INTERPROFESSIONAL relations ,RETROSPECTIVE studies ,CANCER patients ,DESCRIPTIVE statistics ,CANCER pain ,OPERATIVE surgery ,PAIN management ,MEDICAL records ,ACQUISITION of data ,HEALTH care teams ,SPECIALTY hospitals - Abstract
Purpose: Neurosurgical ablative procedures, such as cordotomy and cingulotomy, are often considered irreversible and destructive but can provide an effective and individualized solution for cancer-related refractory pain, when all other approaches have been unsuccessful. This paper provides an in-depth exploration of a novel approach to managing refractory cancer pain. It involves an interdisciplinary team led by a neurosurgeon at a renowned national referral center. Methods: a retrospective analysis of the medical records of all sequential patients who underwent their initial evaluation at our interdisciplinary refractory cancer pain clinic from February 2017 to January 2023. Results: A total of 207 patients were examined in the clinic for a first visit during the study period. All patients were referred to the clinic due to severe pain that was deemed refractory by the referring physician. The mean age was 61 ± 12.3 years, with no significant sex difference (P = 0.58). The mean ECOG Performance Status score was 2.35. Conservative measures had not yet been exhausted in 28 patients (14%) and 9 patients were well controlled (4%). Neurosurgical ablative procedures were recommended for 151 (73%) of the patients. Sixty-six patients (32%) eventually underwent the procedure. 91 patients (44%) received a negative recommendation for surgery. Thirty-five patients (17%) were referred for further invasive procedures at the pain clinic. Conclusion: An Interdisciplinary cooperation between palliative care specialists, pain specialists, and neurosurgeons ensures optimal patient selection and provides safe and effective neurosurgery for the treatment of refractory cancer-related pain. [ABSTRACT FROM AUTHOR]
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- 2024
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41. Near-Complete Response to Osimertinib for Advanced Non-Small-Cell Lung Cancer in a Pretreated Patient Bearing Rare Compound Exon 20 Mutation (S768I + V774M): A Case Report.
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Cosi, Donato Michele, Fragale, Cristina, Magri, Chiara, Carnevale, Aldo, Ciancetta, Antonella, Guidoboni, Massimo, Negrini, Massimo, Bronte, Giuseppe, and Calabrò, Luana
- Subjects
NON-small-cell lung carcinoma ,ERLOTINIB ,DASATINIB ,OSIMERTINIB ,PROTEIN-tyrosine kinase inhibitors ,ARACHNOID cysts ,CANCER patients ,GENETIC mutation - Abstract
Third-generation tyrosine kinase inhibitors are the first-line gold standard in treating advanced non-small-cell lung cancer bearing common EGFR mutations, but data documenting clinical efficacy in uncommon mutations are currently limited. In this paper, we describe the case of a patient bearing uncommon compound EGFR mutations in exon 20, who experienced a near-complete response to third-line Osimertinib, with metabolic complete response of pulmonary, nodal and ostheolytic lesions. This radiological assessment corresponded to an ECOG PS improvement (from three to one) and a substantial clinical benefit for the patients. Out of two mutations, S768I was associated with poor response to third-generation TKI and V774M had unknown clinical significance, highlighting the complexity of the correct management of these kinds of mutations. We reviewed the literature to document the up-to-date preclinical and clinical data concerning third-generation tyrosine kinase inhibitors for the treatment of patients bearing uncommon EGFR mutations. [ABSTRACT FROM AUTHOR]
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- 2024
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42. Does a high peritoneal cancer index lead to a worse prognosis of patients with advanced ovarian cancer?: a systematic review and meta-analysis based on the latest evidence.
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Siyu Wang, Shaoxuan Liu, Fangyuan Liu, Ying Guo, and Fengjuan Han
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CANCER patients ,HYPERTHERMIC intraperitoneal chemotherapy ,PROGNOSIS ,OVERALL survival ,PROGRESSION-free survival - Abstract
Background: The newest clinical evidence that the relationship between the peritoneal cancer index (PCI) and the postoperative prognosis of advanced ovarian cancer patients remains controversial, and there are no large-sample and multicenter studies to clarify this matter. Therefore, in this paper, we used meta-analysis to systematically assess the postoperative prognostic value of PCI in subjects with advanced ovarian cancer to provide individualized treatment plans and thus improve the prognosis of patients. Methods: Literature on the correlation between PCI and the postoperative prognosis in subjects with advanced OC undergoing cytoreductive surgery (CRS) was searched in the Cochrane Library, Pubmed, Embase, and Web of Science from the database inception to April 20, 2023. The search was updated on February 28, 2024. We only included late-stage (FIGO stage: III-IV) patients who did not undergo neoadjuvant chemotherapy (NACT) or hyperthermic intraperitoneal chemotherapy (HIPEC). Afterwards, literature screening and data extraction were conducted using Endnote20 software. The literature quality was assessed using the Newcastle-Ottawa Scale (NOS). Lastly, statistical analysis was performed with STATA 15.0 software. Results: Five studies with 774 patients were included. The result indicated that patients with high PCI had a worse prognosis than those with low PCI. The combined hazard ratio was 2.79 [95%CI: (2.04, 3.82), p<0.001] for overall survival (OS) in patients with high PCI. Further subgroup analysis by the FIGO staging revealed that in stage III [HR: 2.61, 95%CI: (2.00, 3.40), p<0.001] and stage III-IV patients [HR: 2.69, 95%CI: (1.66, 4.36), p<0.001], a high PCI score was significantly associated with a worse prognosis. The PCI score had a greater impact on the OS of patients with higher stages. The combined hazard ratio was 1.89 [95%CI: (1.51, 2.36), p<0.001] for progression-free survival (PFS) in patients with high PCI. Conclusion: PCI may be used as a postoperative prognosis indicator in patients with advanced OC on primary debulking surgery. High PCI indicates a worse prognosis. However, further research is warranted to confirm these findings. [ABSTRACT FROM AUTHOR]
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- 2024
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43. The black box of the relationship between breast cancer patients and accompanying patients: the accompanied patients' point of view.
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Pomey, Marie-Pascale, Iliescu Nelea, Monica, Vialaron, Cécile, Normandin, Louise, Côté, Marie-Andrée, Desforges, Mado, Pomey-Carpentier, Pénélope, Adjtoutah, Nesrine, Fortin, Israël, Ganache, Isabelle, Régis, Catherine, Rosberger, Zeev, Charpentier, Danielle, Bélanger, Lynda, Dorval, Michel, Ghadiri, Djahanchah P., Lavoie-Tremblay, Mélanie, Boivin, Antoine, Pelletier, Jean-François, and Fernandez, Nicolas
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PATIENTS' attitudes ,CANCER patients ,PATIENT experience ,BREAST cancer ,TELEPHONES - Abstract
Background: The PAROLE-Onco program was introduced in the province of Quebec, Canada in 2019. It integrates accompanying patients (APs), i.e., people who have been affected by cancer, into the clinical team as full members. These APs use their experiential knowledge with people undergoing treatment and with clinical teams. The aim of this paper is to evaluate, within the framework of two university medical centers, the perceptions of breast cancer patients who receive support from APs, particularly in terms of their active involvement in their care trajectory. Methods: A qualitative study based on semi-structured interviews with accompanied patients was performed. Fourteen individual interviews were conducted between July and September 2021 with women presenting different profiles in terms of age, education, professional status, type of treatment, family situation, and clinical background. The data were analyzed using thematic analysis, focusing on patients' perceptions of APs' contributions and suggested improvements for accessing AP support. Results: Three themes emerged from the semi-structured interviews: communication modalities used to connect patients with their APs, the characteristics of the support provided by APs, and the perceived effects of this support on the patients. Patients expressed a preference for telephone communication, highlighting its convenience and accessibility. The support provided by APs included emotional and informational support, neutrality, and adaptability. This relationship improved patient communication, reduced anxiety, helped regain control, and enhanced overall quality of life. The results emphasized the added value of APs in complementing the support offered by healthcare professionals. Patients noted the critical role of APs in helping them navigate the healthcare system, better understand their treatment processes, and manage their emotions. The ability of APs to provide practical advice and emotional reassurance was particularly valued. Overall, the findings underscored the significant impact of AP support on patients' experiences and highlighted areas for enhancing this service. Conclusion: This study highlights, during the care trajectory of people affected by breast cancer, APs' contribution to patients' emotional well-being because they improve, in particular, the management of emotions and communication with health professionals. Plain english summary: In 2019, we initiated the PAROLE-Onco program in Quebec, Canada, to support cancer patients by integrating Accompanying Patients (APs) into the medical team. These individuals, who have personally experienced cancer, join as full team members, sharing their insights with both patients and medical staff. Our study delved into the perceptions of breast cancer patients at two university hospitals regarding APs' involvement in their care trajectory. Through interviews with 14 women of diverse backgrounds and cancer experiences, we found that APs were instrumental in enhancing communication with doctors, facilitating the expression of challenging emotions, and aiding in treatment decisions. Patients valued the inclusion of APs in their care team and expressed gratitude for their support. Nonetheless, some encountered difficulties in reaching out to APs due to a lack of awareness or challenges involved in connecting. Overall, our research underscores the positive impact of involving APs in the care of breast cancer patients, and of enhancing emotional well-being and communication throughout the treatment journey. [ABSTRACT FROM AUTHOR]
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- 2024
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44. Systemic therapy and radiotherapy related complications and subsequent hospitalisation rates: a systematic review.
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Mahumud, Rashidul Alam, Shahjalal, Md., Dahal, Padam Kanta, Mosharaf, Md. Parvez, Hoque, Mohammad Enamul, and Wawryk, Olivia
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RADIOTHERAPY complications ,RADIOTHERAPY ,HOSPITAL care ,ONLINE databases ,THERAPEUTIC complications ,KEYWORD searching ,HEALTH care reform - Abstract
Background: Hospitalisation resulting from complications of systemic therapy and radiotherapy places a substantial burden on the patient, society, and healthcare system. To formulate preventive strategies and enhance patient care, it is crucial to understand the connection between complications and the need for subsequent hospitalisation. This review aimed to assess the existing literature on complications related to systemic and radiotherapy treatments for cancer, and their impact on hospitalisation rates. Methods: Data was obtained via electronic searches of the PubMed, Scopus, Embase and Google Scholar online databases to select relevant peer-reviewed papers for studies published between January 1, 2000, and August 30, 2023. We searched for a combination of keywords in electronic databases and used a standard form to extract data from each article. The initial specific interest was to categorise the articles based on the aspects explored, especially complications due to systemic and radiotherapy and their impact on hospitalisation. The second interest was to examine the methodological quality of studies to accommodate the inherent heterogeneity. The study protocol was registered with PROSPERO (CRD42023462532). Findings: Of 3289 potential articles 25 were selected for inclusion with ~ 34 million patients. Among the selected articles 21 were cohort studies, three were randomised control trials (RCTs) and one study was cross-sectional design. Out of the 25 studies, 6 studies reported ≥ 10 complications, while 7 studies reported complications ranging from 6 to 10. Three studies reported on a single complication, 5 studies reported at least two complications but fewer than six, and 3 studies reported higher numbers of complications (≥ 15) compared with other selected studies. Among the reported complications, neutropenia, cardiac complications, vomiting, fever, and kidney/renal injury were the top-most. The severity of post-therapy complications varied depending on the type of therapy. Studies indicated that patients treated with combination therapy had a higher number of post-therapy complications across the selected studies. Twenty studies (80%) reported the overall rate of hospitalisation among patients. Seven studies revealed a hospitalisation rate of over 50% among cancer patients who had at least one complication. Furthermore, two studies reported a high hospitalisation rate (> 90%) attributed to therapy-repeated complications. Conclusion: The burden of post-therapy complications is emerging across treatment modalities. Combination therapy is particularly associated with a higher number of post-therapy complications. Ongoing research and treatment strategies are imperative for mitigating the complications of cancer therapies and treatment procedures. Concurrently, healthcare reforms and enhancement are essential to address the elevated hospitalisation rates resulting from treatment-related complications in cancer patients. [ABSTRACT FROM AUTHOR]
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- 2024
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45. Effects of different exercise types and cycles on pain and quality of life in breast cancer patients: A systematic review and network meta-analysis.
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Dong, Jin, Wang, Desheng, and Zhong, Shuai
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EXERCISE physiology ,QUALITY of life ,BREAST cancer ,CANCER patients ,YOGIC therapy ,AEROBIC exercises ,RESISTANCE training - Abstract
Purpose: To determine the effect of different combinations of different exercise modalities with different training cycles on the improvement of quality of life and pain symptoms in breast cancer patients. Methods: The databases PubMed, Web of Science, Embase, and Scopus were searched through a computer network with a search deadline of 23 August 2023. Two researchers independently screened the literature, extracted data and performed methodological quality assessment of the included literature, and then performed the corresponding statistical analyses and graphing using stata17.0. Results: Thirty-six randomized control trial (RCT) studies involving 3003 participants and seven exercise modalities were included. Most of the exercise modalities improved patients' quality of life compared to usual care, with long-term aerobic combined with resistance exercise [SMD = 0.83,95% CI = 0.34,1.33,p = 0.001] and YOGA [SMD = 0.61,95% CI = 0.06,1.16,p = 0.029] treatments having a significant effect. For pain and fatigue-related outcome indicators, the treatment effect was not significant for all exercise modalities included in the analysis compared to the control group, but tended to be beneficial for patients. Conclusion: Long-term aerobic combined with resistance exercise was the most effective in improving quality of life and fatigue status in breast cancer patients, and aerobic exercise was more effective in improving pain symptoms in breast cancer patients. [ABSTRACT FROM AUTHOR]
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- 2024
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46. Immune checkpoint inhibitors in colorectal cancer: limitation and challenges.
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Suying Yan, Wanting Wang, Zhiqiang Feng, Jun Xue, Weizheng Liang, Xueliang Wu, Zhiquan Tan, Xipeng Zhang, Shuai Zhang, Xichuan Li, and Chunze Zhang
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IMMUNE checkpoint inhibitors ,COLORECTAL cancer ,TUMOR antigens ,CANCER patients ,ANTIGEN presentation - Abstract
Colorectal cancer exhibits a notable prevalence and propensity for metastasis, but the current therapeutic interventions for metastatic colorectal cancer have yielded suboptimal results. ICIs can decrease tumor development by preventing the tumor’s immune evasion, presenting cancer patients with a new treatment alternative. The increased use of immune checkpoint inhibitors (ICIs) in CRC has brought several issues. In particular, ICIs have demonstrated significant clinical effectiveness in patients with MSI-H CRC, whereas their efficacy is limited in MSS. Acquired resistance can still occur in patients with a positive response to ICIs. This paper describes the efficacy of ICIs currently in the clinical treatment of CRC, discusses the mechanisms by which acquired resistance occurs, primarily related to loss and impaired presentation of tumor antigens, reduced response of IFN-l and cytokine or metabolic dysregulation, and summarizes the incidence of adverse effects. We posit that the future of ICIs hinges upon the advancement of precise prediction biomarkers and the implementation of combination therapies. This study aims to elucidate the constraints associated with ICIs in CRC and foster targeted problem-solving approaches, thereby enhancing the potential benefits for more patients. [ABSTRACT FROM AUTHOR]
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- 2024
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47. Mechanisms Underlying the Development of Murine T-Cell Lymphoblastic Lymphoma/Leukemia Induced by Total-Body Irradiation.
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Sado, Toshihiko, Cart, John B., and Lee, Chang-Lung
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T-cell lymphoma ,RISK assessment ,RADIOTHERAPY ,HEMATOLOGIC malignancies ,RADIATION ,CANCER patients ,LYMPHOBLASTIC leukemia ,DISEASE progression ,DISEASE risk factors - Abstract
Simple Summary: Exposure to ionizing radiation can increase the excess risk of developing hematologic malignancies. Thymic lymphoma induced by fractionated total-body irradiation is one of the most robust models to study the biology of radiation-induced blood cancers in mice. In this review article, we will discuss results from published papers that elucidate cell-autonomous and non-cell-autonomous effects of ionizing radiation on the initiation, progression, and malignant transformation of T-lineage lymphoma/leukemia in the mouse thymus. Exposure to ionizing radiation is associated with an increased risk of hematologic malignancies in myeloid and lymphoid lineages in humans and experimental mice. Given that substantial evidence links radiation exposure with the risk of hematologic malignancies, it is imperative to deeply understand the mechanisms underlying cellular and molecular changes during the latency period between radiation exposure and the emergence of fully transformed malignant cells. One experimental model widely used in the field of radiation and cancer biology to study hematologic malignancies induced by radiation exposure is mouse models of radiation-induced thymic lymphoma. Murine radiation-induced thymic lymphoma is primarily driven by aberrant activation of Notch signaling, which occurs frequently in human precursor T-cell lymphoblastic lymphoma (T-LBL) and T-cell lymphoblastic leukemia (T-ALL). Here, we summarize the literature elucidating cell-autonomous and non-cell-autonomous mechanisms underlying cancer initiation, progression, and malignant transformation in the thymus following total-body irradiation (TBI) in mice. [ABSTRACT FROM AUTHOR]
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- 2024
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48. Performance evaluation of different regression models: application in a breast cancer patient data.
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Abo El Nasr, Mona Mahmoud, Abdelmegaly, Alaa A., and Abdo, Doaa A.
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REGRESSION analysis ,MULTICOLLINEARITY ,BREAST cancer ,CANCER patients - Abstract
This paper provides a comprehensive analysis of linear regression models, focusing on addressing multicollinearity challenges in breast cancer patient data. Linear regression methodologies, including GAM, Beta, GAM Beta, Ridge, and Beta Ridge, are compared using two statistical criteria. The study, conducted with R software, showcases the Beta regression model's exceptional performance, achieving a BIC of − 5520.416. Furthermore, the Ridge regression model demonstrates remarkable results with the best AIC at − 8002.647. The findings underscore the practical application of these models in real-world scenarios and emphasize the Beta regression model's superior ability to handle multicollinearity challenges. The preference for AIC over BIC in Generalized Additive Models (GAMs) is rooted in the AIC's calculation framework, highlighting its effectiveness in capturing the complexity and flexibility inherent in GAMs. [ABSTRACT FROM AUTHOR]
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- 2024
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49. Fertility Preservation Strategies in Cancer Patients: A Comprehensive Review.
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Razik, Michał, Bator, Piotr, Rozwadowska, Patrycja, Ramian, Jan, Rybak, Jakub, Magiera, Barbara, Magiera, Karol, and Razik, Wiktor
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FERTILITY preservation ,CANCER patients ,PREMATURE ovarian failure ,FROZEN semen ,INDUCED ovulation ,LIQUID nitrogen - Abstract
Introduction and purpose. Preserving fertility is crucial for cancer patients, aligning with advancements in oncology. As survival rates improve, addressing treatment-related late effects gains importance. Many young patients, aware of therapy toxicity, consider future conception chances, impacting treatment decisions. With a trend toward delayed childbirth and a growing population facing unplanned family planning disruptions, the demand for fertility preservation is expected to rise. This paper provides a brief review of available methods for preserving fertility in cancer patients. State of knowledge. Freezing semen in liquid nitrogen vapor is a standard method for preserving reproductive potential in male cancer patients. Shielding during total-body radiation limits testicular volume reduction, indicating less damage to the germinal epithelium. Hormone suppression treatments are not protective in male cancer patients. Oocyte and embryo cryopreservation are considered secure methods before anticancer treatments, with oocyte cryopreservation being preferred for post-pubertal women. Ovarian tissue cryopreservation remains an alternative method without preliminary treatment, suitable when time is insufficient for ovarian stimulation. Ovarian transposition beyond the intended radiation area, performed laparoscopically, can retain ovarian function. GnRH agonist administration before and during chemotherapy aims to minimize the likelihood of premature ovarian insufficiency. Summary. Advancements in fertility preservation for cancer patients, ranging from traditional cryopreservation to innovative methods like ovarian tissue preservation, highlight a commitment to empowering individuals facing cancer diagnoses. Ongoing research expands possibilities, ensuring a diverse range of strategies that offer tangible and hopeful prospects at the intersection of cancer and reproductive health. [ABSTRACT FROM AUTHOR]
- Published
- 2024
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50. Correlation Analysis of Genetic Mutations and Galectin Levels in Breast Cancer Patients.
- Author
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Markalunas, Ella G., Arnold, David H., Funkhouser, Avery T., Martin, Julie C., Shtutman, Michael, Edenfield, W. Jeffery, and Blenda, Anna V.
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GENETIC mutation ,BREAST ,BRCA genes ,GENETIC correlations ,BREAST cancer ,CANCER patients ,METASTATIC breast cancer ,PROGRESSION-free survival - Abstract
Galectins are innate immune system regulators associated with disease progression in cancer. This paper aims to investigate the correlation between mutated cancer-critical genes and galectin levels in breast cancer patients to determine whether galectins and genetic profiles can be used as biomarkers for disease and potential therapy targets. Prisma Health Cancer Institute's Biorepository provided seventy-one breast cancer samples, including all four stages spanning the major molecular subtypes and histologies. Hotspot mutation statuses of cancer-critical genes were determined using multiplex PCR in tumor samples from the same patients by Precision Genetics and the University of South Carolina Functional Genomics Core Facility. The galectin-1, -3, and -9 levels in patients' sera were analyzed using Enzyme-linked Immunosorbent Assay (ELISA). An analysis was performed using JMP software to compare mean and median serum galectin levels between samples with and without specific cancer-critical genes, including pooled t-test, Wilcoxon Rank Sum Test, ANOVA, and Steel Dwass Test ( α = 0.05 ). Our analysis indicates that KIT mutations correlate with elevated serum levels of galectin-9 in patients with breast cancer. In patients with Luminal A subtype, FLT3 mutation correlates with lower serum galectin-1 and -9 levels and TP53 mutations correlate with higher serum galectin-3 levels. Patients with invasive ductal carcinoma had significantly higher serum galectin-3 levels than patients with ductal carcinoma in situ. Patients with both TP53 and PIK3CA mutations exhibit elevated serum galectin-3 levels, while patients with one or neither mutation show no significant difference in serum galectin-3 levels. In addition, metastatic breast cancer samples were more likely to have a KIT or PIK3CA mutation compared to primary breast cancer samples. The relationship between genetic mutations and galectin levels has the potential to identify appropriate candidates for combined therapy, targeting genetic mutations and galectins. Further understanding of the effect of genetic mutations and galectin levels on cancer progression and metastasis could aid in the search for biomarkers for breast cancer diagnosis, disease progression, and prognosis. [ABSTRACT FROM AUTHOR]
- Published
- 2024
- Full Text
- View/download PDF
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