67 results on '"P A Neijenhuis"'
Search Results
2. Tumour Marker Expression in Head and Neck Malignancies to Identify Potential Targets for Intraoperative Molecular Near-Infrared Imaging
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Lauwerends, Lorraine J., Zweedijk, Bo E., Galema, Hidde A., Neijenhuis, Lisanne K. A., Dekker-Ensink, Neeltje G., Baatenburg de Jong, Robert J., Verhoef, Cornelis, Bhairosingh, Shadhvi S., Kuppen, Peter J. K., Vahrmeijer, Alexander L., van Ginhoven, Tessa M., Koljenović, Senada, Koppes, Sjors A., Hilling, Denise E., and Keereweer, Stijn
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- 2024
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3. Optimised treatment of patients with enlarged lateral lymph nodes in rectal cancer: protocol of an international, multicentre, prospective registration study after extensive multidisciplinary training (LaNoReC)
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Susan Van Dieren, Joost Nederend, Pieter J Tanis, Roel Hompes, Klaas Havenga, Melissa W Taggart, Robert Riedl, Michail Doukas, Evert-Jan G. Boerma, Marinke Westerterp, Corrie A M Marijnen, Jaap Stoker, Andrew Ruszkiewicz, Tsuyoshi Konishi, Jarno Melenhorst, Karin Muller, Krista Gerbrands, Michael Croft, Michael Wilks, Johanne G. Bloemen, Peter A. Neijenhuis, Koen C.M.J. Peeters, Miranda Kusters, Martijn Intven, Jan Peringa, Maria Verseveld, Eline G M van Geffen, Tania C Sluckin, Sanne-Marije J A Hazen, Karin Horsthuis, Geerard Beets, Marilyne M Lange, Regina G H Beets-Tan, Marc R. W. Engelbrecht, Elisabeth D. Geijsen, Philip Meijnen, Jurriaan B. Tuynman, Ingrid M. Bruijnzeel, Bas Lamme, Femke M. Alberts, Rogier M. P. H. Crolla, Joanne Verdult, Johan H. Wijsman, Charlotte S. van Kessel, Erik Jan Mulder, Jan Binne Hulshoff, Ivan M. Cherepanin, Hans F. J. Fabry, G. Y. Mireille, Frank J. M. Kemper, Fatih Polat, Jacobus W. A. Burger, Jeltsje S. Cnossen, Shira H. de Bie, Robbert J. I. Bosker, Aaldert K. Talsma, Leonora S. F. Boogerd, Marc J. P. M. Govaert, Merel M. Scheurkogel, Imogeen E. Antonisse, Joost Rothbarth, Marianne de Vries, Marcel A. H. Ribbert, Anthony W. H. van de Ven, Susan ter Borg, Jennifer W. Bradshaw, Heleen M. Ceha, Fleur I. de Korte, Andreas W. K. S. Marinelli, Tjeerd S. Aukema, Liselotte W. van Bockel, Aukje A. J. M. van Tilborg, Tom Rozema, Amarins Brandsma, Stefan Hoogendoorn, Saskia R. Offerman, Hanneke Vos, Henderik L. van Westreenen, Jeroen W. A. Leijtens, Fabian A. Holman, Laura A. Velema, L Els, van Persijn van Meerten, Frans C. H. Bakers, Iryna Samarska, Nina Šefčovičová, Maaike Berbée, Bastiaan B. Pultrum, Dennis B. Rouw, Matthew Albert, L. René Arensman, Hanneke Basart, Esther C. J. Consten, Bart C.T. van de Laar, Inne Somers, Paul M. Verheijen, Thomas A. Fassaert, Christiaan Hoff, Eino B. van Duyn, Ellen M. Hendriksen, Hugo A.J. Gielkens, Arend G. J. Aalbers, Brechtje A. Grotenhuis, Michalda S. Dunker, Anne M. van Geel, Christof Meischl, W. Hermien Schreurs, Patty H. Spruit, Michael F. Gerhards, Thomas M. Karsten, Eveline J.T. Krul, Sebastiaan van Koeverden, Andre J. A. Bremers, Heidi Rütten, Johannes H. W. de Wilt, Mariska den Hartogh, Vera Oppedijk, Jan Willem T. Dekker, Debora Eschbach-Zandbergen, Daphne Roos, Arjan van Tilburg, Ernst Jan, Spillenaar Bilgen, Nikki Knijn, Marnix A. J. de Roos, Ilse van Dop, Tracy Fitzsimmons, Hidde M. Kroon, Michael Penniment, Mitchell Raeside, Tarik Sammour, Steven J. Oosterling, Jeroen A. W. Tielbeek, Ronald J. C. L. M. Vuylsteke, Erik J. R. J. van der Hoeven, Anke B. Smits, Anniek H. Boer, Edgar J. B. Furnée, Robbert J. de Haas, Manon N. G. J. A. Braat, Wilhelmina M. U. van Grevenstein, Milan C. Richir, Patricia J. A. M. Brouwers, Tilly Leseman, Eric H. J. Belgers, Jasenko Krdzalic, and Roy F. A. Vliegen
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Medicine - Abstract
Introduction Inadequate treatment of enlarged lateral lymph nodes (LLNs) in rectal cancer patients is associated with an increased lateral local recurrence (LLR) risk, despite neoadjuvant treatment and total mesorectal excision (TME) surgery. There is a promising role for LLN dissection (LLND) to lower this risk, but this challenging procedure requires appropriate training. This study protocol describes a prospective evaluation of oncological outcomes after standardised treatment based on multidisciplinary training, thereby aiming for a 50% reduction in LLR rate.Methods and analysis A prospective registration study will be opened in hospitals in which the involved multidisciplinary team members (radiologists, radiation oncologists, surgeons and pathologists) have received dedicated training to enhance knowledge and awareness of LLNs and in which standardised treatment including LLND has been implemented. Patients with rectal cancer and at least one enlarged LLN (short-axis ≥7.0 mm), or intermediate LLN (short-axis 5.0–6.9 mm) with at least one malignant feature on primary MRI, evaluated by a trained radiologist, are eligible. Patients will undergo neoadjuvant treatment by trained radiation oncologists, followed by TME surgery in combination with a minimally invasive, nerve-sparing LLND performed by trained surgeons. LLND specimens are evaluated by trained pathologists or grossing assistants. The primary outcome is LLR rate 3 years postoperatively. Secondary outcomes are morbidity, disease-free survival, overall survival and quality of life. To demonstrate a significant reduction in LLR rate from 13% (based on historical control data) to 6% after optimised treatment, 200 patients with enlarged LLNs are required.Ethics and dissemination The medical ethics board of the Vrije Universiteit Medical Centre (VUMC), the Netherlands, approved the study on 23 November 2022 (reference: 2021.0524). Participating centres must obtain local approval and participants are required to provide written informed consent. Results obtained from this study will be communicated via peer-reviewed medical journals and presentations at conferences.Trail registration number NCT04486131, 24 July 2020, https://clinicaltrials.gov/ct2/show/NCT04486131.
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- 2024
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4. Development and multicenter validation of a multiparametric imaging model to predict treatment response in rectal cancer
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Schurink, Niels W., van Kranen, Simon R., van Griethuysen, Joost J. M., Roberti, Sander, Snaebjornsson, Petur, Bakers, Frans C. H., de Bie, Shira H., Bosma, Gerlof P. T., Cappendijk, Vincent C., Geenen, Remy W. F., Neijenhuis, Peter A., Peterson, Gerald M., Veeken, Cornelis J., Vliegen, Roy F. A., Peters, Femke P., Bogveradze, Nino, el Khababi, Najim, Lahaye, Max J., Maas, Monique, Beets, Geerard L., Beets-Tan, Regina G. H., and Lambregts, Doenja M. J.
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- 2023
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5. Vragenlijsten
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Rosendal, Henk, Verhoef, Joan, Kuiper, Chris, and Neijenhuis, Karin
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- 2024
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6. Data-Driven Identification of Targets for Fluorescence-Guided Surgery in Non-Small Cell Lung Cancer
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Meijer, Ruben P. J., Neijenhuis, Lisanne K. A., Zeilstra, Annette P., Roerink, Sophie F., Bhairosingh, Shadhvi S., Hilling, Denise E., Mieog, J. Sven D., Kuppen, Peter J. K., Sier, Cornelis F. M., Braun, Jerry, Burggraaf, Jacobus, Vahrmeijer, Alexander L., Cohen, Danielle, and Hutteman, Merlijn
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- 2023
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7. Multilingual communication in Speech Language Therapy
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Sione Twilt, Karin Neijenhuis, Jan ten Thije, and Rick de Graaff
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Multilingual communication ,Inclusive healthcare ,Speech Language Therapy ,Discours analysis ,Philology. Linguistics ,P1-1091 - Abstract
Multilingualism can both enrich and complicate interactions in health care. Several studies (Ferguson, 2002; Jacobs, 2017) point out that language differences between care providers and patients can lead to less access to and lower quality of care. More specifically, challenges regarding communication, mutual understanding and shared decision making are often present (Cox & Maryns, 2021; Schouten et al., 2017) in health care situations. A specific type of care where communication is both instrument and goal of therapy is Speech language therapy (SLT). This profession offers guidance for people who experience difficulties with communication. In the daily practice of speech language therapists (SLTs) clients are vulnerable in their communication in different ways (Blackstone, 2015). For example, in multiethnic cities in the Netherlands many people have limited language proficiency in Dutch and they can also have a communication disorder These converging communication vulnerabilities form a challenge for SLTs. Several studies within the field of SLT have been performed to improve the diagnosis and treatment of complex multilingual cases (Hyter & Salas-Provance, 2023), but little research has been done on the actual interaction during those multilingual encounters (Hand, 2006). Although SLTs are experts in communication, experiences from the work field indicate that these professionals often feel less competent when interacting with multilingual clients or their parents (Lagendijk, 2021). As these situations occur very often in SLT practice and are quite complex due to interfering communication vulnerabilities, they need to be critically explored. The current PhD study LIMINA (Logos In Multilingual InterAction) aims to gain insight into multilingual communication in Speech language therapy in order to enhance inclusive care. By carrying out various research methods (discourse analysis, in depth interviews, focus groups and design based research) different perspectives in the SLT setting are being explored. Data from the actual interaction will be compared and synthesized with the perspectives of clients and professionals in order to create a kaleidoscopic view. Moreover, the project intends to design a practical intervention in co-creation with representatives from the work field in order to enhance inclusive communication in SLT care. For the purpose of the first sub study, students of the Rotterdam University of Applied Sciences collected transcripts from conversations between SLTs and parents, representing their underaged children. Two datasets were composed for the current analysis: a) transcripts of intake sessions (n = 15) and b) transcripts of test results discussions (n = 18). Parents have diverse linguistic backgrounds and most of the conversations took place in Dutch, without an interpreter. By performing a critical discourse analysis (Ten Thije, 2001) multilingual interactions are currently being reconstructed in order to gain insight in patterns, structures and (un)successful actions. Preliminary results show that both SLTs and parents use several interactional strategies for inclusive multilingualism (Backus, 2013) during consults. Mostly supporting materials, such as reports, were used by the SLT to facilitate the verbal interaction; especially during the test result discussions. Also gesturing, writing and drawing were often used as strategies to facilitate the conversation. In five (out of fifteen) intake sessions no strategies were used during interaction. These parents were considered to be sufficiently fluent in the Dutch language by the researchers who analyzed the transcripts. In none of the test result discussions (n = 18) an interpreter was present to enhance understanding. First conclusions regarding inclusive multilingualism in SLT care reveal that although participants choose different ways to support their verbal message, this does not guarantee an adequate transfer of knowledge within the institutional setting of Speech language therapy. Specific conversational goals from both SLTs and parents were often not achieved during the intake sessions and test results discussions. This seems to correspond with the earlier reported experiences of SLTs (Lagendijk, 2021) and underlines the importance of the current study. The present poster gives a textual and graphical overview of the research design for the overarching PhD study LIMINA. The indicated colors represent the different sub studies and the image shows an authentic fragment of a resolved misunderstanding between a parent and a speech language therapist. Furthermore, the poster provides a table of preliminary results concerning the interactional strategies used by SLTs and parents during institutional encounters.
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- 2023
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8. The potential of sodium-glucose cotransporter 2 inhibitors for the treatment of systemic right ventricular failure in adults with congenital heart disease
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Ralph M. L. Neijenhuis, Marieke Nederend, Monique R. M. Jongbloed, Philippine Kiès, Joris I. Rotmans, Hubert W. Vliegen, J. Wouter Jukema, and Anastasia D. Egorova
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congenital heart disease ,adult congenital heart disease (ACHD) ,heart failure ,systemic right ventricle ,sodium glucose co-transport-2 (SGLT2) inhibitors ,transposition of the great arteries (TGA) ,Diseases of the circulatory (Cardiovascular) system ,RC666-701 - Abstract
AimsGiven the compelling evidence on the effectiveness of sodium-glucose cotransporter 2 inhibitors (SGLT2i) in the conventional heart failure population, SGLT2i deserve exploration in systemic right ventricular (sRV) failure. The initial experience with dapagliflozin in sRV failure patients is described, with a focus on tolerability and short-term effects on clinical outcomes.Methods and resultsTen patients (70% female, median age 50 years [46.5–52]) with symptomatic sRV failure who received dapagliflozin 10 mg per day on top of optimal medical therapy between 04–2021 and 01–2023 were included. Within 4 weeks, no significant changes in blood pressure, electrolytes, or serum glucose occurred. Creatinine and estimated glomerular filtration rate (eGFR) showed a slight decline (88 ± 17 to 97 ± 23 µmol/L, p = 0.036, and 72 ± 14 vs. 66 ± 16 ml/min/1.73m2, p = 0.020, respectively). At 6 months follow-up (n = 8), median NT-proBNP decreased significantly from 736.6 [589.3–1193.3] to 531.6 [400.8–1018] ng/L (p = 0.012). Creatinine and eGFR recovered to baseline levels. There were no significant changes in echocardiographic systolic sRV or left ventricular function. New York Heart Association class improved significantly in 4 out of 8 patients (p = 0.046), who also showed an improvement in the 6-minute walk test or bicycle exercise test performance. One female patient developed an uncomplicated urinary tract infection. No patients discontinued treatment.ConclusionDapagliflozin was well-tolerated in this small cohort of sRV failure patients. While the early results on the reduction of NT-proBNP and clinical outcome parameters are encouraging, large-scale prospective studies are warranted to thoroughly evaluate the effects of SGLT2i in the growing sRV failure population.
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- 2023
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9. Generation and Use of Hints and Feedback in a Hilbert-Style Axiomatic Proof Tutor
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Lodder, Josje, Heeren, Bastiaan, Jeuring, Johan, and Neijenhuis, Wendy
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This paper describes LOGAX, an interactive tutoring tool that gives hints and feedback to a student who stepwise constructs a Hilbert-style axiomatic proof in propositional logic. LOGAX generates proofs to calculate hints and feedback. We compare these generated proofs with expert proofs and student solutions, and conclude that the quality of the generated proofs is comparable to that of expert proofs. LOGAX recognizes most steps that students take when constructing a proof. Even if a student diverges from the generated solution, LOGAX still provides hints, including next steps or reachable subgoals, and feedback. With a few improvements in the design of the set of buggy rules, LOGAX will cover about 80% of the mistakes made by students by buggy rules. The hints help students to complete the exercises.
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- 2021
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10. Sources of variation in multicenter rectal MRI data and their effect on radiomics feature reproducibility
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Schurink, Niels W., van Kranen, Simon R., Roberti, Sander, van Griethuysen, Joost J. M., Bogveradze, Nino, Castagnoli, Francesca, el Khababi, Najim, Bakers, Frans C. H., de Bie, Shira H., Bosma, Gerlof P. T., Cappendijk, Vincent C., Geenen, Remy W. F., Neijenhuis, Peter A., Peterson, Gerald M., Veeken, Cornelis J., Vliegen, Roy F. A., Beets-Tan, Regina G. H., and Lambregts, Doenja M. J.
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- 2022
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11. Evolutions in rectal cancer MRI staging and risk stratification in The Netherlands
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Bogveradze, Nino, el Khababi, Najim, Schurink, Niels W., van Griethuysen, Joost J. M., de Bie, Shira, Bosma, Gerlof, Cappendijk, Vincent C., Geenen, Remy W. F., Neijenhuis, Peter, Peterson, Gerald, Veeken, Cornelis J., Vliegen, Roy F. A., Maas, Monique, Lahaye, Max J., Beets, Geerard L., Beets-Tan, Regina G. H., and Lambregts, Doenja M. J.
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- 2022
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12. Transanal minimally invasive surgery (TAMIS) versus endoscopic submucosal dissection (ESD) for resection of non-pedunculated rectal lesions (TRIASSIC study): study protocol of a European multicenter randomised controlled trial
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Nik Dekkers, Jurjen J. Boonstra, Leon M. G. Moons, Roel Hompes, Barbara A. Bastiaansen, Jurriaan B. Tuynman, Arjun D. Koch, Bas L. A. M. Weusten, Apollo Pronk, Peter A. Neijenhuis, Marinke Westerterp, Wilbert B. van den Hout, Alexandra M. J. Langers, Jolein van der Kraan, Alaa Alkhalaf, Jonathan Y. L. Lai, Frank ter Borg, Hans Fabry, Eric Halet, Matthijs P. Schwartz, Wouter B. Nagengast, Jan Willem A. Straathof, Rogier W. R. ten Hove, Leendert H. Oterdoom, Christiaan Hoff, Eric J Th Belt, David D. E. Zimmerman, Muhammed Hadithi, Hans Morreau, Erienne M. V. de Cuba, Jeroen W. A. Leijtens, Hans F. A. Vasen, Monique E. van Leerdam, Eelco J. R. de Graaf, Pascal G. Doornebosch, and James C. H. Hardwick
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Endoscopic submucosal dissection ,Transanal minimally invasive surgery ,Rectal cancer ,Adenoma ,Diseases of the digestive system. Gastroenterology ,RC799-869 - Abstract
Abstract Background In the recent years two innovative approaches have become available for minimally invasive en bloc resections of large non-pedunculated rectal lesions (polyps and early cancers). One is Transanal Minimally Invasive Surgery (TAMIS), the other is Endoscopic Submucosal Dissection (ESD). Both techniques are standard of care, but a direct randomised comparison is lacking. The choice between either of these procedures is dependent on local expertise or availability rather than evidence-based. The European Society for Endoscopy has recommended that a comparison between ESD and local surgical resection is needed to guide decision making for the optimal approach for the removal of large rectal lesions in Western countries. The aim of this study is to directly compare both procedures in a randomised setting with regard to effectiveness, safety and perceived patient burden. Methods Multicenter randomised trial in 15 hospitals in the Netherlands. Patients with non-pedunculated lesions > 2 cm, where the bulk of the lesion is below 15 cm from the anal verge, will be randomised between either a TAMIS or an ESD procedure. Lesions judged to be deeply invasive by an expert panel will be excluded. The primary endpoint is the cumulative local recurrence rate at follow-up rectoscopy at 12 months. Secondary endpoints are: 1) Radical (R0-) resection rate; 2) Perceived burden and quality of life; 3) Cost effectiveness at 12 months; 4) Surgical referral rate at 12 months; 5) Complication rate; 6) Local recurrence rate at 6 months. For this non-inferiority trial, the total sample size of 198 is based on an expected local recurrence rate of 3% in the ESD group, 6% in the TAMIS group and considering a difference of less than 6% to be non-inferior. Discussion This is the first European randomised controlled trial comparing the effectiveness and safety of TAMIS and ESD for the en bloc resection of large non-pedunculated rectal lesions. This is important as the detection rate of these adenomas is expected to further increase with the introduction of colorectal screening programs throughout Europe. This study will therefore support an optimal use of healthcare resources in the future. Trial registration Netherlands Trial Register, NL7083 , 06 July 2018.
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- 2020
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13. AVOID; a phase III, randomised controlled trial using indocyanine green for the prevention of anastomotic leakage in colorectal surgery
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Hein Putter, Koos Burggraaf, Alexander L Vahrmeijer, J Sven D Mieog, Alexander L. Vahrmeijer, Ruben P J Meijer, Robin A Faber, Okker D Bijlstra, Jeffrey P B M Braak, Elma Meershoek-Klein Kranenbarg, Denise E Hilling, Ruben P.J. Meijer, Robin A. Faber, Okker D. Bijlstra, Jeffrey P.B.M. Braak, E. Meershoek-Klein Kranenbarg, J Hein Putter, Sven D. Mieog, E Denise, Hilling Tjeerd S. Aukema, I.M Coen, Johanne G. Bloemen, Annelies Bodegom, Fran Boersma, Koop Bosscha, Mark A.M. Brouwers, Esther C.J. Consten, Pascal G. Doornebosch, Dashti Faraj, Paul D. Gobardhan, Fabian .A. Holman, Tessa Kauwenbergh, Andreas W.K.S. Marinelli, Peter A. Neijenhuis, Koen C.M.J. Peeters, Daan J. Sikkenk, Laurents P.S. Stassen, Willem-Hans Steup, Maxime J.M. van der Valk, Bob J. van Wely, and Lissa Wullaert
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Medicine - Abstract
Introduction Anastomotic leakage (AL) is one of the major complications after colorectal surgery. Compromised tissue perfusion at the anastomosis site increases the risk of AL. Several cohort studies have shown that indocyanine green (ICG) combined with fluorescent near-infrared imaging is a feasible and reproducible technique for real-time intraoperative imaging of tissue perfusion, leading to reduced leakage rates after colorectal resection. Unfortunately, these studies were not randomised. Therefore, we propose a randomised controlled trial to assess the value of ICG-guided surgery in reducing AL after colorectal surgery.Methods and analysis A multicentre, randomised controlled clinical trial will be conducted to assess the benefit of ICG-guided surgery in preventing AL. A total of 978 patients scheduled for colorectal surgery will be included. Patients will be randomised between the Fluorescence Guided Bowel Anastomosis group and the Conventional Bowel Anastomosis group. The primary endpoint is clinically relevant AL (defined as requiring active therapeutic intervention or reoperation) within 90 days after surgery. Among the secondary endpoints are 30-day clinically relevant AL, all-cause postoperative complications, all-cause and AL-related mortality, surgical and non-surgical reinterventions, total surgical time, length of hospital stay and all-cause and AL-related readmittance.Ethics and dissemination This protocol has been approved by the Medical Ethical Committee Leiden-Den Haag-Delft (METC-LDD) and is registered at ClinicalTrials.gov and trialregister.nl. The results of this study will be reported through peer-reviewed publications and conference presentations.Trial registration number NCT04712032; NL7502.
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- 2022
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14. Contemporary Management Strategies of Baffle Leaks in Adults with a Failing Systemic Right Ventricle Late after Atrial Switch: A Case Series and Literature Overview
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Ralph M. L. Neijenhuis, Madelien V. Regeer, Frank van der Kley, Hubert W. Vliegen, Monique R. M. Jongbloed, Philippine Kiès, Martin J. Schalij, J. Wouter Jukema, and Anastasia D. Egorova
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adult congenital heart disease ,transposition of the great arteries ,atrial switch procedure ,mustard ,senning ,baffle leaks ,Diseases of the circulatory (Cardiovascular) system ,RC666-701 - Abstract
Baffle leaks are a frequently encountered and often overlooked complication after the atrial switch procedure for transposition of the great arteries. Baffle leaks are present in up to 50% of non-selected patients, and while they initially may not cause clear symptoms, they can complicate the hemodynamic course and influence the prognosis in this complex patient group. A shunt from the pulmonary venous atrium (PVA) to the systemic venous atrium (SVA) can lead to pulmonary overflow and subpulmonary left ventricular (LV) volume overload, while a shunt from the SVA to the PVA can result in (exercise-associated) cyanosis and paradoxical embolism. We report three cases of baffle leaks in patients with systemic right ventricular (sRV) failure late after the atrial switch procedure. Two symptomatic patients who presented with exercise-associated cyanosis due to SVA to PVA shunting over the baffle leak underwent successful percutaneous baffle leak closure with a septal occluder device. One patient with overt sRV failure and signs of subpulmonary LV volume overload due to PVA to SVA shunting was managed conservatively, as baffle leak closure was expected to lead to an increase in sRV end-diastolic pressure and aggravation of sRV dysfunction. These three cases illustrate the considerations made, challenges faced, and necessity of a patient-tailored approach when addressing baffle leaks.
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- 2023
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15. Indocyanine green near-infrared fluorescence bowel perfusion assessment to prevent anastomotic leakage in minimally invasive colorectal surgery (AVOID): a multicentre, randomised, controlled, phase 3 trial
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Faber, Robin A, Meijer, Ruben P J, Droogh, Daphne H M, Jongbloed, Jasmijn J, Bijlstra, Okker D, Boersma, Fran, Braak, Jeffrey P B M, Meershoek-Klein Kranenbarg, Elma, Putter, Hein, Holman, Fabian A, Mieog, J Sven D, Neijenhuis, Peter A, van Staveren, Esther, Bloemen, Johanne G, Burger, Jacobus W A, Aukema, Tjeerd S, Brouwers, Mark A M, Marinelli, Andreas W K S, Westerterp, Marinke, Doornebosch, Pascal G, van der Weijde, Annelies, Bosscha, Koop, Handgraaf, Henricus J M, Consten, Esther C J, Sikkenk, Daan J, Burggraaf, Jacobus, Keereweer, Stijn, van der Vorst, Joost R, Hutteman, Merlijn, Peeters, Koen C M J, Vahrmeijer, Alexander L, and Hilling, Denise E
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Anastomotic leakage is a severe postoperative complication in colorectal surgery and compromised bowel perfusion is considered a major contributing factor. Conventional methods to assess bowel perfusion have a low predictive value for anastomotic leakage. We therefore aimed to evaluate the efficacy of real-time assessment with near-infrared (NIR) fluorescence imaging with indocyanine green (ICG) in the prevention of anastomotic leakage.
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- 2024
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16. Decentralization of Next-Generation RNA Sequencing-Based MammaPrint® and BluePrint® Kit at University Hospitals Leuven and Curie Institute Paris
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Laurence Slembrouck, Lauren Darrigues, Cecile Laurent, Lorenza Mittempergher, Leonie JMJ Delahaye, Isabelle Vanden Bempt, Sara Vander Borght, Liesbet Vliegen, Petra Sintubin, Virginie Raynal, Mylene Bohec, Cécile Reyes, Audrey Rapinat, Céline Helsmoortel, Lynn Jongen, Griet Hoste, Patrick Neven, Hans Wildiers, Ann Smeets, Ines Nevelsteen, Kevin Punie, Els Van Nieuwenhuysen, Sileny Han, Anne Vincent Salomon, Enora Laas Faron, Timothé Cynober, David Gentien, Sylvain Baulande, Mireille HJ Snel, Anke T Witteveen, Sari Neijenhuis, Annuska M Glas, Fabien Reyal, and Giuseppe Floris
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Neoplasms. Tumors. Oncology. Including cancer and carcinogens ,RC254-282 - Abstract
A previously developed and centrally validated MammaPrint® (MP) and BluePrint® (BP) targeted RNA next-generation sequencing (NGS) kit was implemented and validated in two large academic European hospitals. Additionally, breast cancer molecular subtypes by MP and BP RNA sequencing were compared with immunohistochemistry (IHC). Patients with early breast cancer diagnosed at University Hospitals Leuven and Curie Institute Paris were prospectively included between September 2017 and January 2018. Formalin-fixed paraffin-embedded tissue sections were analyzed with MP and BP NGS technology at the beta sites and with both NGS and microarray technology at Agendia. Raw NGS data generated on Illumina MiSeq instruments at the beta sites were interpreted and compared with NGS and microarray data at Agendia. MP and BP NGS molecular subtypes were compared to surrogate IHC breast cancer subtypes. Equivalence of MP and BP indices was determined by Pearson's correlation coefficient. Acceptable limits were defined a priori, based on microarray data generated at Agendia between 2012 and 2016. The concordance, the Negative Percent Agreement and the Positive Percent Agreement were calculated based on the contingency tables and had to be equal to or higher than 90%. Out of 124 included samples, 48% were MP Low and 52% High Risk with microarray. Molecular subtypes were BP luminal, HER2 or basal in 82%, 8% and 10% respectively. Concordance between MP microarray at Agendia and MP NGS at the beta sites was 91.1%. Concordance of MP High and Low Risk classification between NGS at the beta sites and NGS at Agendia was 93.9%. Concordance of MP and BP molecular subtyping using NGS at the beta sites and microarray at Agendia was 89.5%. Concordance between MP and BP NGS subtyping, and IHC was 71.8% and 76.6%, for two IHC surrogate models. The MP/BP NGS kit was successfully validated in a decentralized setting.
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- 2019
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17. Near-Infrared Fluorescence Tumor-Targeted Imaging in Lung Cancer: A Systematic Review
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Lisanne K. A. Neijenhuis, Lysanne D. A. N. de Myunck, Okker D. Bijlstra, Peter J. K. Kuppen, Denise E. Hilling, Frank J. Borm, Danielle Cohen, J. Sven D. Mieog, Willem H. Steup, Jerry Braun, Jacobus Burggraaf, Alexander L. Vahrmeijer, and Merlijn Hutteman
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lung cancer ,near-infrared fluorescence imaging ,fluorescence-guided surgery ,molecular imaging ,optical imaging ,Science - Abstract
Lung cancer is the most common cancer type worldwide, with non-small cell lung cancer (NSCLC) being the most common subtype. Non-disseminated NSCLC is mainly treated with surgical resection. The intraoperative detection of lung cancer can be challenging, since small and deeply located pulmonary nodules can be invisible under white light. Due to the increasing use of minimally invasive surgical techniques, tactile information is often reduced. Therefore, several intraoperative imaging techniques have been tested to localize pulmonary nodules, of which near-infrared (NIR) fluorescence is an emerging modality. In this systematic review, the available literature on fluorescence imaging of lung cancers is presented, which shows that NIR fluorescence-guided lung surgery has the potential to identify the tumor during surgery, detect additional lesions and prevent tumor-positive resection margins.
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- 2022
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18. Transanal minimally invasive surgery (TAMIS) versus endoscopic submucosal dissection (ESD) for resection of non-pedunculated rectal lesions (TRIASSIC study): study protocol of a European multicenter randomised controlled trial
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Dekkers, Nik, Boonstra, Jurjen J., Moons, Leon M. G., Hompes, Roel, Bastiaansen, Barbara A., Tuynman, Jurriaan B., Koch, Arjun D., Weusten, Bas L. A. M., Pronk, Apollo, Neijenhuis, Peter A., Westerterp, Marinke, van den Hout, Wilbert B., Langers, Alexandra M. J., van der Kraan, Jolein, Alkhalaf, Alaa, Lai, Jonathan Y. L., ter Borg, Frank, Fabry, Hans, Halet, Eric, Schwartz, Matthijs P., Nagengast, Wouter B., Straathof, Jan Willem A., ten Hove, Rogier W. R., Oterdoom, Leendert H., Hoff, Christiaan, Belt, Eric J Th, Zimmerman, David D. E., Hadithi, Muhammed, Morreau, Hans, de Cuba, Erienne M. V., Leijtens, Jeroen W. A., Vasen, Hans F. A., van Leerdam, Monique E., de Graaf, Eelco J. R., Doornebosch, Pascal G., and Hardwick, James C. H.
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- 2020
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19. The effect of disease severity markers on quality of life in autosomal dominant polycystic kidney disease: a systematic review, meta-analysis and meta-regression
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Myrte K. Neijenhuis, Wietske Kievit, Ronald D. Perrone, Jeff A. Sloan, Patricia Erwin, Mohammad Hassan Murad, Tom J. G. Gevers, Marie C. Hogan, and Joost P. H. Drenth
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Autosomal dominant polycystic kidney disease ,Quality of life ,Renal function ,Kidney volume ,Liver volume ,Diseases of the genitourinary system. Urology ,RC870-923 - Abstract
Abstract Background Little is known about determinants of quality of life (QoL) in autosomal dominant polycystic kidney disease (ADPKD). Recent studies suggest that QoL in ADPKD is determined by more factors than mere renal function. We investigated the effect of ADPKD on QoL and evaluated how Qol is affected by disease severity markers renal function, kidney volume and liver volume. Methods We performed a systematic review, meta-analysis and meta-regression analyses of cohort studies and randomized controlled trials investigating patient-reported QoL in adult patients with ADPKD not yet on dialysis. EMBASE, MEDLINE, and Web of Science were searched to August 2015 without language restrictions. Two investigators independently reviewed title, abstracts and full text of potentially relevant citations to determine eligibility. We compared pooled QoL summary scores of ADPKD patients using a random-effects meta-analytic model. These scores were compared with mean and age-corrected reference scores of the general population. In a meta-regression analysis, we investigated the univariate effect of renal function, kidney volume and liver volume on QoL. Results We included nine studies in meta-analysis including 1623 patients who completed the SF-36 questionnaire. Pooled physical (PCS) and mental component scores (MCS) of the SF-36 of individuals with ADPKD were lower than those of the reference population (45.7 vs. 50.0 and 47.8 vs. 50.0 points, both P
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- 2017
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20. An Evidence-Based Perspective on 'Misconceptions' Regarding Pediatric Auditory Processing Disorder
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Karin Neijenhuis, Nicole G. Campbell, Martin Cromb, Margreet R. Luinge, David R. Moore, Stuart Rosen, and Ellen de Wit
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auditory processing disorder ,children ,diagnosis ,consensus ,position statement ,Neurology. Diseases of the nervous system ,RC346-429 - Published
- 2019
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21. The influence of hospital volume on long-term oncological outcome after rectal cancer surgery
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Jonker, Frederik H. W., Hagemans, Jan A. W., Burger, Jacobus W. A., Verhoef, Cornelis, Borstlap, Wernard A. A., Tanis, Pieter J., Aalbers, A., Acherman, Y., Algie, G. D., Alting von Geusau, B., Amelung, F., Aukema, T. S., Bakker, I. S., Bartels, S. A., Basha, S., Bastiaansen, A. J. N. M., Belgers, E., Bemelman, W. A., Bleeker, W., Blok, J., Bosker, R. J. I., Bosmans, J. W., Boute, M. C., Bouvy, N. D., Bouwman, H., Brandt-Kerkhof, A., Brinkman, D. J., Bruin, S., Bruns, E. R. J., Burbach, J. P. M., Clermonts, S., Coene, P. P. L. O., Compaan, C., Consten, E. C. J., Darbyshire, T., de Mik, S. M. L., de Graaf, E. J. R., de Groot, I., de vos tot Nederveen Cappel, R. J. L., de Wilt, J. H. W., van der Wolde, J., den Boer, F. C., Dekker, J. W. T., Demirkiran, A., Derkx-Hendriksen, M., Dijkstra, F. R., van Duijvendijk, P., Dunker, M. S., Eijsbouts, Q. E., Fabry, H., Ferenschild, F., Foppen, J. W., Furnée, E. J. B., Gerhards, M. F., Gerven, P., Gooszen, J. A. H., Govaert, J. A., Van Grevenstein, W. M. U., Haen, R., Harlaar, J. J., Harst, E., Havenga, K., Heemskerk, J., Heeren, J. F., Heijnen, B., Heres, P., Hoff, C., Hogendoorn, W., Hoogland, P., Huijbers, A., Gooszen, J. A. H., Janssen, P., Jongen, A. C., Karthaus, E. G., Keijzer, A., Ketel, J. M. A., Klaase, J., Kloppenberg, F. W. H., Kool, M. E., Kortekaas, R., Kruyt, P. M., Kuiper, J. T., Lamme, B., Lange, J. F., Lettinga, T., Lips, D. J., Logeman, F., Lutke Holzik, M. F., Madsen, E., Mamound, A., Marres, C. C., Masselink, I., Meerdink, M., Menon, A. G., Mieog, J. S., Mierlo, D., Musters, G. D., Neijenhuis, P. A., Nonner, J., Oostdijk, M., Oosterling, S. J., Paul, P. M. P., Peeters, K. C. M. J. C., Pereboom, I. T. A., Polat, F., Poortman, P., Raber, M., Reiber, B. M. M., Renger, R. J., van Rossem, C. C., Rutten, H. J., Rutten, A., Schaapman, R., Scheer, M., Schoonderwoerd, L., Schouten, N., Schreuder, A. M., Schreurs, W. H., Simkens, G. A., Slooter, G. D., Sluijmer, H. C. E., Smakman, N., Smeenk, R., Snijders, H. S., Sonneveld, D. J. A., Spaansen, B., Spillenaar Bilgen, E. J., Steller, E., Steup, W. H., Steur, C., Stortelder, E., Straatman, J., Swank, H. A., Sietses, C., ten Berge, H. A., ten hoeve, H. G., ter Riele, W. W., Thorensen, I. M., Tip-Pluijm, B., Toorenvliet, B. R., Tseng, L., Tuynman, J. B., van Bastelaar, J., van beek, S. C., van de Ven, A. W. H., van de Weijer, M. A. J., van den Berg, C., van den Bosch, I., van der Bilt, J. D. W., van der Hagen, S. J., van der hul, R., van der Schelling, G., van der Spek, A., van der Wielen, N., van duyn, E., van Eekelen, C., van Essen, J. A., van Gangelt, K., van Geloven, A. A. W., van kessel, C., van Loon, Y. T., van Rijswijk, A., van Rooijen, S. J., van Sprundel, T., van Steensel, L., van Tets, W. F., van Westreenen, H. L., Veltkamp, S., Verhaak, T., Verheijen, P. M., Versluis-Ossenwaarde, L., Vijfhuize, S., Vles, W. J., Voeten, S., Vogelaar, F. J., Vrijland, W. W., Westerduin, E., Westerterp, M. E., Wetzel, M., Wevers, K., Wiering, B., Witjes, A. C., Wouters, M. W., Yauw, S. T. K., Zeestraten, E. C., Zimmerman, D. D., Zwieten, T., and Dutch Snapshot Research Group
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- 2017
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22. Conversions in laparoscopic surgery for rectal cancer
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van der Pas, Martijn H. G. M., Deijen, Charlotte L., Abis, Gabor S. A., de Lange-de Klerk, Elly S. M., Haglind, Eva, Fürst, Alois, Lacy, Antonio M., Cuesta, Miguel A., Bonjer, Hendrik J., d’Hoore, André, Birch, Dan, DeGara, Chris, Jamieson, Chris, Peiman, Poornoroozy, Jensen, Karl Juul, Bulut, Orhan, Jess, Per, Rosenberg, Jacob, Harvald, Thomas, Ovesen, Henrik, Iesalnieks, Igors, Agha, Ayman, Jaeger, Christina, Kreis, Martin, Kasparek, Michael, Fürst, Alois, Liebig-Hoerl, Gudrun, Kim, Seon Hahn, Bonjer, Jaap, van der Peet, Donald, Cuesta, Miguel, van der Pas, Martijn, Buunen, Mark, Abis, Gabor, Deijen, Charlotte, de Lange-de Klerk, Elly, Hop, Wim, Neijenhuis, Peter, Coene, Peter Paul, van der Harst, Edwin, van ‘t Riet, Yvonne, Bemelman, Willem, Gerhards, Michael, Prins, Hubert, Targarona, Eduardo, Balague, Carmen, Martinez, Carmen, Osorio, Juan Franco, Molina, Garcia, Lacy, Antonio, Delgado, Salvadora, Lujan, Juan, Valero, Graciela, Alonso-Poza, Alfredo, Losadar, Manual, Argudo, Salvador, Lackberg, Zoltan, Skullman, Stefan, Kurlberg, Goran, Haglind, Eva, Andersson, John, Angenete, Eva, Ekelund, Jan, Kressner, Ulf, Matthiessen, Peter, and For the COLOR II study group
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- 2017
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23. The EORTC QLQ-CR29 quality of life questionnaire for colorectal cancer: validation of the Dutch version
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Stiggelbout, A. M., Kunneman, M., Baas-Thijssen, M. C. M., Neijenhuis, P. A., Loor, A. K., Jägers, S., Vree, R., Marijnen, C. A. M., and Pieterse, A. H.
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- 2016
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24. Current practices concerning the assessment and treatment of lateral lymph nodes in low rectal cancer: a survey among colorectal surgeons in The Netherlands
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Sanne-Marije, Hazen, Tania, Sluckin, Geerard, Beets, Roel, Hompes, Pieter, Tanis, Miranda, Kusters, A G J, Aalbers, T S, Aukema, J D W, van der Bilt, F C, den Boer, E G, Boerma, W T, van den Broek, J W A, Burger, E C J, Consten, R M P H, Crolla, J W T, Dekker, A, Demirkiran, P G, Doornebosch, E B, van Duyn, J A, van Essen, E J B, Furnée, A A W, van Geloven, M F, Gerhards, B A, Grotenhuis, H F J, Fabry, N J, Harlaar, C, Hoff, F A, Holman, R L, van der Hul, R T J, Kortekaas, B, Lamme, J W A, Leijtens, T, Lettinga, F, Logeman, A W K S, Marinelli, Y, El-Massoudi, W, van der Meij, J, Melenhorst, D J L, de Mey, E J, Mulder, P A, Neijenhuis, L C F, de Nes, G A P, Nieuwenhuijzen, J, Nonner, I T A, Pereboom, F, Polat, B B, Pultrum, S J, Oosterling, M C, Richir, M A J, de Roos, J, Rothbarth, R A, Schasfoort, C, Sietses, E J, Spillenaar Bilgen, G D, Slooter, A K, Talsma, C J, Verberne, M, Vermaas, M, Verseveld, F J, Vogelaar, S T, van Vugt, J A, Wegdam, B J, van Wely, M, Westerterp, H L, van Westreenen, J H, Wijsman, J H W, de Wilt, RS: GROW - R3 - Innovative Cancer Diagnostics & Therapy, Faculteit FHML Centraal, Surgery, CCA - Imaging and biomarkers, CCA - Cancer Treatment and quality of life, CCA - Cancer Treatment and Quality of Life, and AGEM - Amsterdam Gastroenterology Endocrinology Metabolism
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JAPAN ,lateral lymph node ,lymph node dissection ,General Medicine ,multidisciplinary meeting ,GUIDELINES ,RECOMMENDATIONS ,DYSFUNCTION ,COMPARING MESORECTAL EXCISION ,METASTASIS ,Surgery ,TRIAL ,Rectal cancer ,RECURRENCE ,node-picking ,DISSECTION ,PREOPERATIVE RADIOTHERAPY - Abstract
Purpose: The presence of lateral lymph nodes (LLNs) in patients with rectal cancer is not always acknowledged by the multidisciplinary team or treated in a standardized manner, and (inter)national guidelines concerning this topic are lacking. This study aimed to evaluate current practices regarding the assessment and treatment of LLNs in rectal cancer patients based on a survey among Dutch colorectal surgeons. Methods: An online survey was sent to members of the Dutch Association of Coloproctology. The survey consisted of 16 questions addressing their views on diagnosis, restaging, and treatment approaches for suspicious LLNs. Results: A total of 62 surgeons from 50 Dutch hospitals responded. For patients with a distal cT3/T4 rectal tumor; lateral lymph node compartments were routinely discussed during multidisciplinary meetings in only nine hospitals (18%). When defining what makes an LLN suspicious; the size threshold varied from >3 to >10 mm (median 7, SD 2), and MRI-based malignant features were mentioned by 29 surgeons (47%). Surgeons stated eight different treatment strategies as their designated treatment of suspicious LLNs. A total of 33 surgeons (53%) would add a radiotherapy boost to the neoadjuvant treatment. In cases of surgical resection; 12 surgeons (19%) would remove the suspicious LLN by ‘node-picking’ and 44 surgeons (71%) would perform a lateral lymph node dissection. The variation was not influenced by hospital type or surgeon's experience. Conclusion: These results highlight the vast variation in the awareness, definition of suspicious LLNs in rectal cancer, and different treatment approaches. International guidelines based on further research are warranted.
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- 2021
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25. Baseline and early digital [18F]FDG PET/CT and multiparametric MRI contain promising features to predict response to neoadjuvant therapy in locally advanced rectal cancer patients: a pilot study
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Vuijk, Floris A., Feshtali Shahbazi, Shirin, Noortman, Wyanne A., van Velden, Floris H.P., Dibbets-Schneider, Petra, Marinelli, Andreas W.K.S., Neijenhuis, Peter A., Schmitz, Roderick, Ghariq, Eidrees, Velema, Laura A., Peters, Femke P., Smit, Frits, Peeters, Koen C.M.J., Temmink, Sofieke J.D., Crobach, Stijn A.L.P., Putter, Hein, Vahrmeijer, Alexander L., Hilling, Denise E., and de Geus-Oei, Lioe-Fee
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- 2023
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26. Influence of Individual Surgeon Volume on Oncological Outcome of Colorectal Cancer Surgery
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Marleen Buurma, Hidde M. Kroon, Marlies S. Reimers, and Peter A. Neijenhuis
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Neoplasms. Tumors. Oncology. Including cancer and carcinogens ,RC254-282 - Abstract
Background. Surgery performed by a high-volume surgeon improves short-term outcomes. However, not much is known about long-term effects. Therefore we performed the current study to evaluate the impact of high-volume colorectal surgeons on survival. Methods. We conducted a retrospective analysis of our prospectively collected colorectal cancer database between 2004 and 2011. Patients were divided into two groups: operated on by a high-volume surgeon (>25 cases/year) or by a low-volume surgeon (
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- 2015
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27. Lymphoscintigraphy and SPECT/CT in multicentric and multifocal breast cancer: does each tumour have a separate drainage pattern?: Results of a Dutch multicentre study (MULTISENT)
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Brouwer, O. R., Vermeeren, L., van der Ploeg, I. M. C., Valdés Olmos, R. A., Loo, C. E., Pereira-Bouda, L. M., Smit, F., Neijenhuis, P., Vrouenraets, B. C., Sivro-Prndelj, F., Jap-a-Joe, S. M., Borgstein, P. J., Rutgers, E. J. Th., and Oldenburg, H. S. A.
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- 2012
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28. Tumor-targeted precision surgery
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Gioux, Sylvain, Gibbs, Summer L., Pogue, Brian W., Linders, D. G. J., van Dam, M. A., Neijenhuis, L. K. A., Burggraaf, J., and Vahrmeijer, A. L.
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- 2023
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29. Oncological Safety and Potential Cost Savings of Routine vs Selective Histopathological Examination After Appendectomy
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Bastiaenen, Vivian P., de Jonge, Joske, Corten, Bartholomeus J.G.A., de Savornin Lohman, Elise A.J., Kraima, Anne C., Swank, Hilko A., van Vliet, Jaap L.P., van Acker, Gijs J.D., van Geloven, Anna A.W., in ‘t Hof, Klaas H., Koens, Lianne, de Reuver, Philip R., van Rossem, Charles C., Slooter, Gerrit D., Tanis, Pieter J., Terpstra, Valeska, Dijkgraaf, Marcel G.W., Bemelman, Willem A., Group, All collaborators of the Dutch Snapshot Research, Amelung, F.J., Atema, J.J., Bessems, S., Beunders, A.A.M., Bodewes, T.C.F., den Boer, F.C., Boerma, D., Boerma, E.G., van den Boezem, P., Bökkerink, W.J.V., van den Boogaart, D., Boogerd, L.S.F., Bouwman, H., Broos, A., Brueren, L.O., Bruinsma, W.E., Bruns, E.R.C., Castelijns, P.S.S., de Castro, S.M.M., Consten, E.C.J., Crolla, R.M.P.H., Dam, M.J., Dang, Q., Dekker, J.W.T., Deroose, J.P., Devriendt, S., Dijkema, E.J., Dijkstra, N., Driessen, M.L.S., van Duijvendijk, P., Duinhouwer, L.E., van Duyn, E.B., El-Massoudi, Y., Elfrink, A.K.E., Elschot, J.H., van Essen, J.A., Ferenschild, F.T.J., Gans, S.L., Gaznay, C., Geraedts, A.C.M., van Gessel, B.S.H., Giesen, L.J.X., van Gils, N., Gorgec, B., Gorter, R.R., Govaert, K.M., Greuter, G.N., van Grevenstein, W.M.U., Groot, L., Hardy, J.C.A., Heemskerk, J., Heeren, J.F., Heidotting, J., Heikens, J.T., Hosseinzoi, E., van Iersel, J.J., Inberg, B., Jansen, L.J., Jens, A.J.T., Jilesen, A.P.J., Joosten, M., de Jong, L., Keijzers, M., Klicks, R.J., Kloppenberg, F.W.H., Koedam, T.W.A., Koëter, T., Konsten, J.L.M., Koolen, L.J.E.R., Kruyt, Ph. M., Lange, J.F.M., Lavrijssen, B.D.A., de Leede, E.M., Leliefeld, P.H.C., Linnemann, R.J.A., Lo, G.C., van de Loo, M., Lubbert, P.H.W., Holzik, M.F. Lutke, Manusama, E., Masselink, I., Matthée, E.P.C., Matthijsen, R.A., Mearadji, A., Melenhorst, J., Merkus, J.W.S., Michiels, T.D., Moes, D.E., Moossdorff, M., Mulder, E., Nallayici, E.G., Neijenhuis, P.A., Nielsen, K., Nieuwenhuijzen, G.A.P., Nijhuis, J., Okkema, S., Olthof, P.B., van Onkelen, R.S., van Oostendorp, S.E., Plaisier, P.W., Polle, S.W., Reiber, B.M.M., Reichert, F.C.M., van Rest, K.L.C., van Rijn, R., Roozendaal, N.C., de Ruijter, W.M.J., Schat, E., Scheerhoorn, J., Scheijmans, J.C.G., Schimmer, J., Schipper, R.J., Schouten, R., Schreurs, W.H., Schrijver, W.A.M.E., Shapiro, J., Siemons, A., Silvis, R., Simkens, G.A., Smakman, N., Smeets, B.J.J., Sonneveld, D.J.A., van Suijlichem, M., Talsma, A.K., Thoolen, J.M.M., van Tol, R.R., Tournoij, E., Tseng, L.N.L., Tuynman, J.B., van der Velde, K., Veltkamp, S.C., Verbeek, F.P.R., Verdaasdonk, E., Verhaak, T., Verheuvel, N.C., Vermaas, M., Verseveld, M., Vlek, S., Vogels, S., van de Voort, E.M.F., van Vugt, S.T., Wegdam, J.A., Wennekers, M.M., Wiering, B., de Wijkerslooth, E.M.L., Wijkmans, A.A., Wijnhoven, B.P.L., Witjes, C.D.M., Wolfhagen, N., de Zeeuw, S., and van Zoonen, G.
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- 2023
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30. Impact of transanal endoscopic microsurgery on functional outcome and quality of life
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Doornebosch, P. G., Gosselink, M. P., Neijenhuis, P. A., Schouten, W. R., Tollenaar, R. A. E. M., and de Graaf, E. J. R.
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- 2008
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31. The measured distance between tumor cells and the peritoneal surface predicts the risk of peritoneal metastases and offers an objective means to differentiate between pT3 and pT4a colon cancer
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Zwanenburg, Emma S., Wisselink, Daniel D., Klaver, Charlotte E.L., van der Bilt, Jarmila D.W., Tanis, Pieter J., Snaebjornsson, Petur, Andeweg, Caroline S., Bastiaenen, Vivian P., Bemelman, Willem A., van der Bilt, Jarmila D.W., Bloemen, Johanne, den Boer, Frank C., Boerma, Djamila, Huinink, Daan ten Bokkel, Brokelman, Walter J.A., Cense, Huib A., Consten, Esther C.J., Creemers, Geert-Jan, Crolla, Rogier M.P.H., Dekker, Jan-Willem T., Demelinne, Jennifer, van Det, Marc J., van Diepen, Karin K., Diepeveen, Marjolein, van Duyn, Eino B., van den Ende, Esther D., Evers, Pauline, van Geloven, Anna A.W., van der Harst, Erwin, Heemskerk, Jeroen, Heikens, Joost T., Hess, Daniel A., Inberg, Bas, Jansen, Jan, Kloppenberg, Frank W.H., Kootstra, Thomas J.M., Kortekaas, R.T.J., Los, Maartje, Madsen, Eva V.E., van der Mijle, H.C.J., Mol, Linda, Neijenhuis, Peter A., Nienhuijs, Simon W., van den Nieuwenhof, Loes, Peeters, Koen C.M.J., Polle, Sebastiaan W., Pon, Jolien, Poortman, Pieter, Radema, Sandra A., van Ramshorst, Bert, de Reuver, Philip R., Rovers, Koen P., Schmitz, Roderick F., Sluiter, Nina, Sommeijer, Dirkje W., Sonneveld, Eric, van Sprundel, T.C., Veltkamp, Sanne C., Vermaas, Maarten, Verwaal, Victor J., Wassenaar, Emma, Wegdam, Johannes A., de Wilt, Johannes H.W., Westerterp, Marinke, Wit, Fennie, Witkamp, Arjen J., van Woensdregt, Karlijn, van der Zaag, Edwin S., and Zournas, Mandy
- Abstract
Substantial variability exists in what pathologists consider as pT4a in colorectal cancer when tumor cells are within 1 mm of the free peritoneal surface. This study aimed to determine if the measured sub-millimeter distance between tumor cells and the free peritoneal surface would offer an objective means of stratifying patients according to the risk of developing peritoneal metastases. Histological slides of patients included in the COLOPEC trial, with resectable primary c/pT4N0-2M0 colon cancer, were centrally reassessed. Specific tumor morphological variables were collected, including distance from tumor to free peritoneal surface, measured in micrometers (µm). The primary outcome, 3-year peritoneal metastasis rate, was compared between four groups of patients stratified for relation of tumor cells to the peritoneum: 1) Full peritoneal penetration with tumor cells on the peritoneal surface, 2) 0–99 µm distance to the peritoneum, 3) 100–999 µm to the peritoneum, and 4) ≥1000 µm to the peritoneum, by using Kaplan-Meier analysis. In total, 189 cases were included in the present analysis. Cases with full peritoneal penetration (n= 89), 0–99 µm distance to the peritoneal surface (n= 34), 100–999 µm distance (n= 33), and ≥1000 µm distance (n= 33), showed significantly different 3-year peritoneal metastases rates of 25% vs 29% vs 6% vs 12%, respectively (Log Rank, p= 0.044). N-category did not influence the risk of peritoneal metastases in patients with a tumor distance beyond 100 µm, while only the N2 category seemed to result in an additive risk in patients with a distance of 0–99 µm. The findings of this study suggest that the measured shortest distance between tumor cells and the free peritoneal surface is useful as an objective means of stratifying patients according to the risk of developing peritoneal metastases. This simple measurement is practical and may help in providing a precise definition of pT4a. Trial registration: NCT02231086 (Clinicaltrials.gov).
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- 2022
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32. Predictive value of selected geriatric parameters for postoperative outcomes in older patients with rectal cancer – A multicenter cohort study.
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Argillander, T.E., van der Hulst, H.C., van der Zaag-Loonen, H.J., van Duijvendijk, P., Dekker, J.W.T., van der Bol, J.M., Bastiaannet, E., Verkuyl, J., Neijenhuis, P., Hamaker, M., Schiphorst, A.H., Aukema, T.S., Burghgraef, T.A., Sonneveld, D.J.A., Schuijtemaker, J.S., van der Meij, W., van den Bos, F., Portielje, J.E.A., Souwer, E.T.D., and van Munster, B.C.
- Abstract
Older patients have a higher risk for complications after rectal cancer surgery. Although screening for geriatric impairments may improve risk prediction in this group, it has not been studied previously. We retrospectively investigated patients ≥70 years with elective surgery for non-metastatic rectal cancer between 2014 and 2018 in nine Dutch hospitals. The predictive value of six geriatric parameters in combination with standard preoperative predictors was studied for postoperative complications, delirium, and length of stay (LOS) using logistic regression analyses. The geriatric parameters included the four VMS-questionnaire items pertaining to functional impairment, fall risk, delirium risk, and malnutrition, as well as mobility problems and polypharmacy. Standard predictors included age, sex, body mass index, American Society of Anesthesiologists (ASA)-classification, comorbidities, tumor stage, and neoadjuvant therapy. Changes in model performance were evaluated by comparing Area Under the Curve (AUC) of the regression models with and without geriatric parameters. We included 575 patients (median age 75 years; 32% female). None of the geriatric parameters improved risk prediction for complications or LOS. The addition of delirium risk to the standard preoperative prediction model improved model performance for predicting postoperative delirium (AUC 0.75 vs 0.65, p = 0.03). Geriatric parameters did not improve risk prediction for postoperative complications or LOS in older patients with rectal cancer. Delirium risk screening using the VMS-questionnaire improved risk prediction for delirium. Older patients undergoing rectal cancer surgery are a pre-selected group with few impairments. Geriatric screening may have additional value earlier in the care pathway before treatment decisions are made. [ABSTRACT FROM AUTHOR]
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- 2022
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33. Improving Care for Recently Diagnosed Inflammatory Bowel Disease Patients: Lessons Learned From a Patient-Centred, Mixed-Method Study.
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Erp, Liselot W van, Neijenhuis, Myrte K, Heida, Wendy, Derwig, Joost, Geleijns, Caroline E, Groenen, Marcel J M, and Wahab, Peter J
- Abstract
Background and Aims Newly diagnosed inflammatory bowel disease [IBD] patients need to deal with the physical and emotional impact of the disease. We aimed to evaluate care for recently diagnosed IBD patients from the patient perspective and assess themes for improvement. Methods A mixed-method study with adult IBD patients 4–15 months after diagnosis was performed. First, relevant themes were identified through semi-structured interviews until data saturation. Next, a questionnaire assessing satisfaction with care [SATI-Q] was developed and validated with 15 items divided into two domains: medical care and information and psychosocial care. Higher scores indicate higher patient satisfaction [0–100]. Results We interviewed 20 patients. Next, 84/107 patients completed the SATI-Q: 51% female, aged 37 years (interquartile range [IQR 25–58]), 36% Crohn's disease, disease duration 9 months [IQR 6–12] and 74% in clinical remission. The median SATI-Q score was 82 [IQR 72–92]. Patients were more satisfied with medical care than with information and psychosocial care (score 92 [IQR 81–98] vs 74 [IQR 60–90], p < 0.001). Patients were least satisfied with the attention given to IBD-related emotions and information on IBD medication, diet and future perspectives [77, 76, 57 and 54% of patients satisfied]. Patients [81%] preferred spoken information. Only 26–27% preferred brochures and websites. Conclusions In this study, the SATI-Q questionnaire was developed and validated to assess patient satisfaction with care in early IBD. Our findings suggest that psychosocial care and information on IBD medication, diet influence and future perspectives for recently diagnosed IBD patients require improvement. [ABSTRACT FROM AUTHOR]
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- 2022
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34. Active Surveillance Versus Immediate Surgery in Clinically Complete Responders After Neoadjuvant Chemoradiotherapy for Esophageal Cancer: A Multicenter Propensity Matched Study.
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van der Wilk, Berend J., Noordman, Bo J., Neijenhuis, Lisanne K. A., Nieboer, Daan, Nieuwenhuijzen, Grard A. P., Sosef, Meindert N., Henegouwen, Mark I. van Berge, Lagarde, Sjoerd M., Spaander, Manon C. W., Valkema, Roelf, Biermann, Katharina, Wijnhoven, Bas P. L., van der Gaast, Ate, van Lanschot, J. Jan B., Doukas, Michael, Nikkessen, Suzan, Luyer, Misha, Schoon, Erik J., Roef, Mark J., and van Lijnschoten, Ineke
- Abstract
Supplemental Digital Content is available in the text Objective: This study compared outcomes of patients with esophageal cancer and clinically complete response (cCR) after neoadjuvant chemoradiotherapy (nCRT) undergoing active surveillance or immediate surgery. Background: Since nearly one-third of patients with esophageal cancer show pathologically complete response after nCRT according to CROSS regimen, the oncological benefit of immediate surgery in cCR is topic of debate. Methods: Patients with cCR based on endoscopic biopsies and endoscopic ultrasonography with fine-needle aspiration initially declining or accepting immediate surgery after nCRT were identified between 2011 and 2018. Primary endpoint was overall survival (OS). The secondary endpoints were progression-free survival (PFS), rate and timing of distant dissemination, and postoperative outcomes. Results: Some 98 patients with cCR were identified: 31 in the active surveillance- and 67 in the immediate surgery group with median followup of survivors of 27.7 and 34.8 months, respectively. Propensity score matching resulted in 2 comparable groups (n = 29 in both groups). Patients undergoing active surveillance or immediate surgery had a 3-year OS of 77% and 55% (HR 0.41; 95% CI 0.14–1.20, P = 0.104), respectively. The 3-year PFS was 60% and 54% (HR 1.08; 95% CI 0.44–2.67, P = 0.871), respectively. Patients undergoing active surveillance or immediate surgery had a comparable distant dissemination rate (both groups 28%), radical resection rate (both groups 100%), and severity of postoperative complications (Clav- ien-Dindo grade ≥ 3: 43% vs 45%, respectively). Conclusion: In this retrospective study, OS and PFS in patients with cCR undergoing active surveillance or immediate surgery were not significantly different. Active surveillance with postponed surgery for recurrent disease was not associated with a higher distant dissemination rate or more severe adverse postoperative outcomes. [ABSTRACT FROM AUTHOR]
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- 2021
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35. Multicentre randomized clinical trial of the effect of chewing gum after abdominal surgery
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E M de Leede, N J van Leersum, H M Kroon, V van Weel, J R M van der Sijp, B A Bonsing, S Woltz, M Tromp, P A Neijenhuis, R C L A Maaijen, W H Steup, A Schepers, O R Guicherit, V A L Huurman, T M Karsten, A van de Pool, D Boerma, J P Deroose, M Beek, J H Wijsman, W J M Derksen, S Festen, and L C F de Nes
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Adult ,Male ,medicine.medical_specialty ,Randomization ,Time Factors ,Ileus ,medicine.medical_treatment ,030230 surgery ,law.invention ,Chewing Gum ,03 medical and health sciences ,Young Adult ,0302 clinical medicine ,Randomized controlled trial ,law ,Laparotomy ,Abdomen ,Medicine ,Flatulence ,Humans ,Laparoscopy ,Defecation ,Aged ,Aged, 80 and over ,Postoperative Care ,medicine.diagnostic_test ,business.industry ,Recovery of Function ,Length of Stay ,Middle Aged ,medicine.disease ,Surgery ,medicine.anatomical_structure ,Elective Surgical Procedures ,030220 oncology & carcinogenesis ,Patient Compliance ,Female ,business ,Elective Surgical Procedure ,Gastrointestinal Motility ,Abdominal surgery - Abstract
BackgroundPostoperative ileus is a common complication of abdominal surgery, leading to patient discomfort, morbidity and prolonged postoperative length of hospital stay (LOS). Previous studies suggested that chewing gum stimulates bowel function after abdominal surgery, but were underpowered to evaluate its effect on LOS and did not include enhanced recovery after surgery (ERAS)-based perioperative care. This study evaluated whether chewing gum after elective abdominal surgery reduces LOS and time to bowel recovery in the setting of ERAS-based perioperative care.MethodsA multicentre RCT was performed of patients over 18 years of age undergoing abdominal surgery in 12 hospitals. Standard postoperative care (control group) was compared with chewing gum three times a day for 30 min in addition to standard postoperative care. Randomization was computer-generated; allocation was concealed. The primary outcome was postoperative LOS. Secondary outcomes were time to bowel recovery and 30-day complications.ResultsBetween 2011 to 2015, 1000 patients were assigned to chewing gum and 1000 to the control arm. Median LOS did not differ: 7 days in both arms (P = 0·364). Neither was any difference found in time to flatus (24 h in control group versus 23 h with chewing gum; P = 0·873) or time to defaecation (60 versus 52 h respectively; P = 0·562). The rate of 30-day complications was not significantly different either.ConclusionThe addition of chewing gum to an ERAS postoperative care pathway after elective abdominal surgery does not reduce the LOS, time to bowel recovery or the rate of postoperative complications. Registration number: NTR2594 (Netherlands Trial Register).
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- 2018
36. The ladies trial: laparoscopic peritoneal lavage or resection for purulent peritonitisA and Hartmann's procedure or resection with primary anastomosis for purulent or faecal peritonitisB in perforated diverticulitis (NTR2037)
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Bruin Sjoerd C, Mannaerts Guido HH, Cense Huib A, Blanken-Peeters Charlotte FJM, Neijenhuis Peter A, Karsten Thomas M, Hoofwijk Anton GM, Gerhards Michael F, van Duijn Eino B, Consten Esther CJ, Slooter Gerrit D, Coene Peter-Paul LO, van Wagensveld Bart A, Tollenaar Rob AEM, Stockmann Hein BAC, Prins Hubert A, Pierik Robert EGJM, Weidema Wibo F, de Graaf Eelco JR, Steup Willem H, Swank Dingeman J, Kruyt Philip M, Boom Maarten J, Bosker Robbert JI, Nienhuijs Simon W, Sosef Meindert N, Crolla Rogier MPH, Stassen Laurents PS, van der Hoeven Joost AB, Mulder Irene M, Lange Johan F, Vermeulen Jefrey, Swank Hilko A, Eijsbouts Quirijn AJ, Wiezer Marinus J, Hazebroek Eric J, van Geloven Anna AW, Maring John K, D'Hoore André JL, Kartheuser Alex, Remue Christophe, van Grevenstein Helma MU, Konsten Joop LM, van der Peet Donald L, Govaert Marc JPM, Engel Alexander F, Reitsma Johannes B, and Bemelman Willem A
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Surgery ,RD1-811 - Abstract
Abstract Background Recently, excellent results are reported on laparoscopic lavage in patients with purulent perforated diverticulitis as an alternative for sigmoidectomy and ostomy. The objective of this study is to determine whether LaparOscopic LAvage and drainage is a safe and effective treatment for patients with purulent peritonitis (LOLA-arm) and to determine the optimal resectional strategy in patients with a purulent or faecal peritonitis (DIVA-arm: perforated DIVerticulitis: sigmoidresection with or without Anastomosis). Methods/Design In this multicentre randomised trial all patients with perforated diverticulitis are included. Upon laparoscopy, patients with purulent peritonitis are treated with laparoscopic lavage and drainage, Hartmann's procedure or sigmoidectomy with primary anastomosis in a ratio of 2:1:1 (LOLA-arm). Patients with faecal peritonitis will be randomised 1:1 between Hartmann's procedure and resection with primary anastomosis (DIVA-arm). The primary combined endpoint of the LOLA-arm is major morbidity and mortality. A sample size of 132:66:66 patients will be able to detect a difference in the primary endpoint from 25% in resectional groups compared to 10% in the laparoscopic lavage group (two sided alpha = 5%, power = 90%). Endpoint of the DIVA-arm is stoma free survival one year after initial surgery. In this arm 212 patients are needed to significantly demonstrate a difference of 30% (log rank test two sided alpha = 5% and power = 90%) in favour of the patients with resection with primary anastomosis. Secondary endpoints for both arms are the number of days alive and outside the hospital, health related quality of life, health care utilisation and associated costs. Discussion The Ladies trial is a nationwide multicentre randomised trial on perforated diverticulitis that will provide evidence on the merits of laparoscopic lavage and drainage for purulent generalised peritonitis and on the optimal resectional strategy for both purulent and faecal generalised peritonitis. Trial registration Nederlands Trial Register NTR2037
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- 2010
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37. Grown-up Congenital Heart Surgery in 1093 Consecutive Cases: A "Hidden" Burden of Early Outcome.
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Haapanen, Henri, Tsang, Victor, Kempny, Aleksander, Neijenhuis, Ralph, Kennedy, Fiona, Cullen, Seamus, Walker, Fiona, Kostolny, Martin, Hsia, Tain-Yen, and Van Doorn, Carin
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Surgery in grown-ups with congenital heart disease (GUCH) is characterized by complex anatomy, comorbidities, reoperations, and technical challenges. Although 30-day postoperative mortality is low, this measure might be insufficient to reflect adverse outcome monitoring. Our study aimed to establish whether prolonged intensive care unit (ICU) stay (≥7 days) and 6-month mortality were more clinically meaningful measures than 30-day mortality and to identify predictors of adverse outcome. All consecutive GUCH patients from 1998 to 2015 were identified. Perioperative characteristics, diagnoses, and postoperative data were collected retrospectively. Predictors of 30-day and 6-month mortality and prolonged ICU stay were determined with logistic regression. Era effect was tested for quality assurances by dividing the cohort into 4 time intervals. Within 17 years, 1093 consecutive cardiac surgical procedures were identified in 1026 GUCH patients. During the study period, 30-day mortality improved significantly, with an overall 30-day mortality of 1.5%; 6-month mortality and prolonged ICU stay were 2.4% and 6.7%, respectively. Despite a decreased number of preoperative patients in New York Heart Association Functional Classification III or higher, prolonged ICU stay increased over the eras. Predictors of adverse outcome were New York Heart Association class III or higher, preoperative renal failure, disease of great complexity, preoperative ventilator support, cardiopulmonary bypass time, and concomitant procedures. In the current era of low 30-day mortality, extended 6-month mortality and prolonged ICU stay reporting may be more realistic measures of adverse outcomes for counseling GUCH patients at risk. [ABSTRACT FROM AUTHOR]
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- 2020
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38. Importance of patient reported and clinical outcomes for patients with locally advanced rectal cancer and their treating physicians. Do clinicians know what patients want?
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van der Valk, Maxime J.M., van der Sande, Marit E., Toebes, Renee E., Breukink, Stephanie O., Bröker, Mirelle E.E., Doornebosch, Pascal G., Maliko, Nansi, Neijenhuis, Peter A., Marinelli, Andreas W.K.S., Peters, Femke P., Peeters, Koen C.M.J., Beets, Geerard L., Marang-van de Mheen, Perla J., and Hilling, Denise E.
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PROGRESSION-free survival ,BAYES' estimation ,PATIENT decision making ,CANCER relapse ,RECTAL cancer ,PHYSICIANS ,ENTEROSTOMY nursing ,RECTAL prolapse - Abstract
Several factors are included in decision making for treatment of patients with locally advanced rectal cancer, including a trade-off between risks and gains of both clinical and functional outcomes. However, it is largely unknown which outcomes are most important to patients and whether this differs between patients and clinicians. Both clinicians and patients treated for locally advanced rectal cancer were invited to fill out an online questionnaire, including a choice-based conjoint experiment. Participants were presented 14 comparisons of two hypothetical case presentations, characterized by different treatments and outcomes of care (6 attributes) and were asked to select the case with the best outcome at that moment. Hierarchical Bayes Estimation was used to calculate the relative importance (RI) of each of the six attributes. In total, 94 patients and 128 clinicians completed the questionnaire. For patients, avoiding surgery with permanent stoma was most important (RI 24.4, 95%CI 21.88–26.87) and a 2-year difference in disease-free survival was least important (RI 5.6, 95%CI 4.9–6.2). Clinicians assigned highest importance to avoiding severe and daily worries about cancer recurrence (RI 30.7, 95%CI 29.1–32.4), while this was ranked 4th by patients (RI 17.9, 95%CI 16.5–19.4, p < 0.001). When confronted with different outcomes within one case description, patients find the duration of disease free survival the least important. In addition, considerable differences were found between the importance assigned by patients and clinicians to clinical and functional outcomes, most notably in avoiding surgery with permanent stoma and worries about recurrence. [ABSTRACT FROM AUTHOR]
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- 2020
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39. Symptom relief and quality of life after combined partial hepatectomy and cyst fenestration in highly symptomatic polycystic liver disease.
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Bernts, Lucas H.P., Neijenhuis, Myrte K., Edwards, Marie E., Sloan, Jeff A., Fischer, Jenna, Smoot, Rory L., Nagorney, David M., Drenth, Joost P.H., and Hogan, Marie C.
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Polycystic liver disease can cause severe symptomatic hepatomegaly. Combined partial hepatectomy and cyst fenestration can be performed to reduce liver volume and symptom burden. We aimed to assess change in symptom relief and quality of life 6 months after partial hepatectomy and cyst fenestration in polycystic liver disease patients. We established a prospective cohort between 2014 and 2018 at a referral center in the United States. Patients who underwent partial hepatectomy and cyst fenestration for volume-related symptoms were included. Primary outcome was change in polycystic liver disease-related symptoms, measured with Polycystic Liver Disease Questionnaire. Secondary outcomes were change in liver volume (computed tomography/ magnetic resonance imaging) and change in quality of life, measured with the 12-Item Short Form Survey and the EuroQoL Visual Analogue Scale. Questionnaire scores range from 0 to 100 and were assessed before and 6 months after partial hepatectomy and cyst fenestration. Surgical complications were scored according to Clavien-Dindo (grade 1 to 5). We included 18 patients (mean age 52 years, 82% female). Partial hepatectomy and cyst fenestration reduced median liver volume (4,917 to 2,120 mL). Symptoms, measured with Polycystic Liver Disease Questionnaire, decreased (76.9 to 34.8 points; P <.001) 6 months after surgery; 15/16 symptoms declined after treatment, with the most impact seen on early satiety and dyspnea. Quality of life also improved after surgery: median physical and mental component scales of the 12-Item Short Form Survey and EuroQoL Visual Analog Scale increased (24.9 to 45.7, P =.004; 40.5 to 55.4, P =.02; and 40.0 to 72.5, P =.003). Major complications (grade 4) occurred in 2 patients. There was no procedure-related mortality. Partial hepatectomy and cyst fenestration substantially improves symptom burden and quality of life in highly symptomatic polycystic liver disease patients. [ABSTRACT FROM AUTHOR]
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- 2020
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40. The prognostic value of a geriatric risk score for older patients undergoing emergency surgery of colorectal cancer: A retrospective cohort study.
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Hultink, Daniëlle, Souwer, Esteban T.D., Bastiaannet, Esther, Dekker, Jan-Willem T., Steup, W.H., Hamaker, Marije E., Sonneveld, Dirk J.A., Consten, Esther C.J., Neijenhuis, Peter A., Portielje, Johanna E.A., and van den Bos, Frederiek
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Emergency surgery of colorectal cancer is associated with high mortality rates in older patients. We investigated whether information on four geriatric domains has prognostic value for 30-day mortality and postoperative morbidity including severe complications. All consecutive patients aged 70 years or older who underwent emergency colorectal cancer surgery in six Dutch hospitals (2014–2017) were studied. Presence of geriatric risk factors was scored prior to surgery as either 0 (risk absent) or 1 (risk present) in each of four geriatric domains and summed up to calculate a sumscore with a value between 0 and 4. In addition, we separately investigated the use of a mobility aid. Primary outcome was 30-day mortality. Secondary outcomes were any postoperative complications and severe complications. Multivariable logistic regression model was used to evaluate the sumscore and outcomes. Two hundred seven patients were included. Median age was 79.4 years. One hundred seventy-five patients (76%) presented with obstruction, 22 (11%) with a perforation, and 17 (8%) with severe anemia. Mortality rates were 2.9%, 13.6%, and 29.6% for patients with a sumscore of 0, 1–2, and 3–4 respectively, with odds ratio (OR) 4.8 [95% confidence interval (CI) 1.03–22.95] and OR 10.6 [95% CI 1.99–56.34] for a sumscore of 1–2 and 3–4 respectively. Use of a mobility aid was associated with increased mortality OR 8.0 [95% CI 2.74–23.43] and severe complications OR 2.31 [95% CI 1.17–4.55]. This geriatric sumscore and the use of a mobility aid have strong association with 30-day mortality after emergency surgery of colorectal cancer. This could provide better insight into surgical risk and help select high-risk patients for alternative strategies. [ABSTRACT FROM AUTHOR]
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- 2024
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41. Automated μFTIR Imaging Demonstrates Taxon-Specific and Selective Uptake of Microplastic by Freshwater Invertebrates
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Pan, Chang-Gui, Mintenig, Svenja M., Redondo-Hasselerharm, Paula E., Neijenhuis, Paula H. M. W., Yu, Ke-Fu, Wang, Ying-Hui, and Koelmans, Albert A.
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Microplastic particles can be deposited to sediments and subsequently ingested by benthic organisms. It is unknown to what extent ingestion of microplastic is taxon-specific or whether taxa can be selective toward certain types of microplastics. Here, we used state-of-the-art automated micro-Fourier-transform infrared (μFTIR) imaging and attenuated total reflectance FTIR spectroscopy to determine small-size (20–500 μm) and large-size (500–5000 μm) microplastic particles in sediments and a range of benthic invertebrate species sampled simultaneously from the Dommel River in the Netherlands. Microplastic number concentrations differed across taxa at the same locations, demonstrating taxon-specific uptake, whereas size distributions were the same across sediments and taxa. At the site with the highest concentration, microplastic occupied up to 4.0% of the gut volume of Asellidae. Particle shape distributions were often not statistically different between sediments and taxa, except for Astacidea at one of the locations where the proportion of particles with a length to width ratio >3 (i.e.,fibers) was twice as high in sediments than in Astacidea. Acrylates/polyurethane/varnish was predominately found in sediments, while soft and rubbery polymers ethylene propylene diene monomer and polyethylene-chlorinated were the dominant polymers found in invertebrates. Microplastic polymer composition and thus polymer density differed significantly between invertebrates and their host sediment. Trophic transfer at the base of the food web appears to have a filter function with respect to microplastic particle types and shapes. Together with the very high ingestion rates, this has clear implications for ecological and human health risks, where uptake concerns edible species (e.g., Astacidea).
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- 2021
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42. The EORTC QLQ-CR29 quality of life questionnaire for colorectal cancer: validation of the Dutch version
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Anne M. Stiggelbout, S. Jägers, Corrie A.M. Marijnen, Marleen Kunneman, Arwen H. Pieterse, R. Vree, P. A. Neijenhuis, M. C. M. Baas-Thijssen, A. K. Loor, and Hematology
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Gerontology ,Adult ,Male ,medicine.medical_specialty ,Psychometrics ,Colorectal cancer ,Health-related quality of life ,Ethnic group ,Urinary incontinence ,QLQ-CR29 ,Brief Communication ,03 medical and health sciences ,0302 clinical medicine ,Quality of life (healthcare) ,SDG 3 - Good Health and Well-being ,Surveys and Questionnaires ,Validation ,otorhinolaryngologic diseases ,medicine ,Body Image ,Ethnicity ,Humans ,Translations ,Quality of Life Research ,Aged ,Netherlands ,Health related quality of life ,business.industry ,Public health ,Public Health, Environmental and Occupational Health ,Reproducibility of Results ,social sciences ,Middle Aged ,medicine.disease ,humanities ,Urinary Incontinence ,030220 oncology & carcinogenesis ,Quality of Life ,030211 gastroenterology & hepatology ,Female ,medicine.symptom ,business ,Colorectal Neoplasms - Abstract
Purpose To validate the Dutch version of the EORTC QLQ-CR29 quality of life questionnaire for colorectal cancer. Methods We translated and pilot-tested the original questionnaire in the Netherlands, following EORTC guidelines. We assessed factor structure, reliability and construct validity in different samples of patients from four hospitals. Results Of 296 patients, 236 (80 %) returned the questionnaire, and 27 out of 48 patients returned the retest questionnaire. In addition to the original three scales, we found a reliable bowel functioning scale (α = 0.80), reducing the number of individual items by five. Two of the other scales had sufficient to good reliability (urinary frequency, α = 0.71, original α = 0.75, body image α = 0.80, original α = 0.84), the third, blood and mucus in stool, only moderate (α = 0.56, original α = 0.69). Item functioning was sufficient to excellent for all but two items (urinary incontinence and dysuria). Construct validity was similar to that in earlier studies. Conclusion We found a very satisfactory scale for bowel problems, in patients both with and without stoma. The body image and urinary incontinence scales were reliable, and construct validity was sufficient. We suggest the questionnaire to be adapted to decrease the number of individual items, improve the scales, and therefore increase reliability of the entire questionnaire.
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- 2016
43. Bilateral tension pneumothorax after TEM: a rare complication: Report of a case
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Steenvoorde, P., van de Drift, L., Corsmit, O. T., and Neijenhuis, P.
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- 2008
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44. Aortic Coarctation/Arch Hypoplasia Repair: How Small Is Too Small.
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Tsang, Victor, Haapanen, Henri, and Neijenhuis, Ralph
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Aortic coarctation/arch hypoplasia is a relatively common congenital heart disease that leads to severe cardiovascular complications if left untreated. During the modern era, the mortality of the primary surgical repair is very low but the long-term issues, such as recurrent coarctation/arch reobstruction and hypertension, are still significant challenges. The former is related to the surgical repair performed particularly in the management of the smallish distal aortic arch, and for the latter, despite the "successful" repair of the aortic coarctation, the intrinsic vascular anomaly remains a significant long-term morbidity. [ABSTRACT FROM AUTHOR]
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- 2019
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45. Prediction of the risk of death by APACHE II scoring in critically ill trauma patients without head injury
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P. A. Neijenhuis, S. Bhagwanjee, and David J. J. Muckart
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Adult ,Male ,medicine.medical_specialty ,Adolescent ,Critical Care ,Critical Illness ,Poison control ,Wounds, Stab ,Wounds, Nonpenetrating ,law.invention ,law ,Injury prevention ,Humans ,Medicine ,Prospective Studies ,APACHE ,Aged ,APACHE II ,business.industry ,Critically ill ,Mortality rate ,Head injury ,Accidents, Traffic ,Middle Aged ,Prognosis ,medicine.disease ,Intensive care unit ,Surgery ,Survival Rate ,Anesthesia ,Wounds and Injuries ,Female ,Wounds, Gunshot ,Risk of death ,business - Abstract
The ability of the Acute Physiology And Chronic Health Evaluation (APACHE) II scoring system to predict outcome in 199 critically ill patients with trauma but without head injury was assessed prospectively over an 8-month period. Some 178 patients (89·4 per cent) underwent operation and 50 (25·1 per cent) died, 44 after operation and six without undergoing surgery. The mean(s.d.) APACHE II score was 8·0(5·2) for survivors and 14·5(5·5) for non-survivors (P < 0·001). In patients who underwent surgery the mean(s.d.) scores were 7·7(4·6) and 13·4(5·5) (P < 0·001) and for those managed without operation 11·1(7·2) and 14·7(6·3) (P = 0·31) in survivors and non-survivors respectively. The predicted risk of death and observed mortality rate were 5·1 and 25·1 per cent respectively for the entire group, 5 and 25 per cent for patients undergoing surgery, and 7 and 29 per cent for those not operated on. Although the APACHE II system correctly identified all survivors (specificity 100 per cent), it failed to predict death in any patient (sensitivity 0 per cent). The results suggest that this objective prognostic scoring system is not applicable to the patient with trauma who does not have concurrent head injury.
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- 1996
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46. Decentralization of Next-Generation RNA Sequencing-Based MammaPrint® and BluePrint® Kit at University Hospitals Leuven and Curie Institute Paris
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Slembrouck, Laurence, Darrigues, Lauren, Laurent, Cecile, Mittempergher, Lorenza, Delahaye, Leonie JMJ, Vanden Bempt, Isabelle, Vander Borght, Sara, Vliegen, Liesbet, Sintubin, Petra, Raynal, Virginie, Bohec, Mylene, Reyes, Cécile, Rapinat, Audrey, Helsmoortel, Céline, Jongen, Lynn, Hoste, Griet, Neven, Patrick, Wildiers, Hans, Smeets, Ann, Nevelsteen, Ines, Punie, Kevin, Van Nieuwenhuysen, Els, Han, Sileny, Vincent Salomon, Anne, Laas Faron, Enora, Cynober, Timothé, Gentien, David, Baulande, Sylvain, Snel, Mireille HJ, Witteveen, Anke T, Neijenhuis, Sari, Glas, Annuska M, Reyal, Fabien, and Floris, Giuseppe
- Abstract
A previously developed and centrally validated MammaPrint® (MP) and BluePrint® (BP) targeted RNA next-generation sequencing (NGS) kit was implemented and validated in two large academic European hospitals. Additionally, breast cancer molecular subtypes by MP and BP RNA sequencing were compared with immunohistochemistry (IHC). Patients with early breast cancer diagnosed at University Hospitals Leuven and Curie Institute Paris were prospectively included between September 2017 and January 2018. Formalin-fixed paraffin-embedded tissue sections were analyzed with MP and BP NGS technology at the beta sites and with both NGS and microarray technology at Agendia. Raw NGS data generated on Illumina MiSeq instruments at the beta sites were interpreted and compared with NGS and microarray data at Agendia. MP and BP NGS molecular subtypes were compared to surrogate IHC breast cancer subtypes. Equivalence of MP and BP indices was determined by Pearson's correlation coefficient. Acceptable limits were defined a priori, based on microarray data generated at Agendia between 2012 and 2016. The concordance, the Negative Percent Agreement and the Positive Percent Agreement were calculated based on the contingency tables and had to be equal to or higher than 90%. Out of 124 included samples, 48% were MP Low and 52% High Risk with microarray. Molecular subtypes were BP luminal, HER2 or basal in 82%, 8% and 10% respectively. Concordance between MP microarray at Agendia and MP NGS at the beta sites was 91.1%. Concordance of MP High and Low Risk classification between NGS at the beta sites and NGS at Agendia was 93.9%. Concordance of MP and BP molecular subtyping using NGS at the beta sites and microarray at Agendia was 89.5%. Concordance between MP and BP NGS subtyping, and IHC was 71.8% and 76.6%, for two IHC surrogate models. The MP/BP NGS kit was successfully validated in a decentralized setting.
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- 2019
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47. Adjuvant hyperthermic intraperitoneal chemotherapy in patients with locally advanced colon cancer (COLOPEC): a multicentre, open-label, randomised trial
- Author
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Klaver, Charlotte E L, Wisselink, Daniel D, Punt, Cornelis J A, Snaebjornsson, Petur, Crezee, Johannes, Aalbers, Arend G J, Brandt, Alexandra, Bremers, Andre J A, Burger, Jacobus W A, Fabry, Hans F J, Ferenschild, Floris, Festen, Sebastiaan, van Grevenstein, Wilhelmina M U, Hemmer, Patrick H J, de Hingh, Ignace H J T, Kok, Niels F M, Musters, Gijsbert D, Schoonderwoerd, Lotte, Tuynman, Jurriaan B, van de Ven, Anthony W H, van Westreenen, Henderik L, Wiezer, Marinus J, Zimmerman, David D E, van Zweeden, Annette A, Dijkgraaf, Marcel G W, Tanis, Pieter J, Andeweg, Caroline S., Bastiaenen, Vivian P., Bemelman, Willem A., van der Bilt, Jarmila D.W., Bloemen, Johanne, den Boer, Frank C., Boerma, Djamila, ten Bokkel Huinink, Daan, Brokelman, Walter J.A., Cense, Huib A., Consten, Esther C.J., Creemers, Geert-Jan, Crolla, Rogier M.P.H., Dekker, Jan-Willem T., Demelinne, Jennifer, van Det, Marc J., van Diepen, Karin K., Diepeveen, Marjolein, van Duyn, Eino B., van den Ende, Esther D., Evers, Pauline, van Geloven, Anna A.W., van der Harst, Erwin, Heemskerk, Jeroen, Heikens, Joost T., Hess, Daniel A., Inberg, Bas, Jansen, Jan, Kloppenberg, Frank W.H., Kootstra, Thomas J.M., Kortekaas, R.T.J., Los, Maartje, Madsen, Eva V.E., van der Mijle, H.C.J., Mol, Linda, Neijenhuis, Peter A., Nienhuijs, Simon W., van den Nieuwenhof, Loes, Peeters, Koen C.M.J., Polle, Sebastiaan W., Pon, Jolien, Poortman, Pieter, Radema, Sandra A., van Ramshorst, Bert, de Reuver, Philip R., Rovers, Koen P., Schmitz, Roderick F., Sluiter, Nina, Sommeijer, Dirkje W., Sonneveld, D.J.A., van Sprundel, T.C., Veltkamp, Sanne C., Vermaas, Maarten, Verwaal, Victor J., Wassenaar, Emma, Wegdam, Johannes A., de Wilt, Johannes H.W., Westerterp, Marinke, Wit, Fennie, Witkamp, Arjen J., van Woensdregt, Karlijn, van der Zaag, Edwin S., and Zournas, Mandy
- Abstract
Nearly a quarter of patients with locally advanced (T4 stage) or perforated colon cancer are at risk of developing peritoneal metastases, often without curative treatment options. We aimed to determine the efficacy of adjuvant hyperthermic intraperitoneal chemotherapy (HIPEC) in patients with locally advanced colon cancer.
- Published
- 2019
- Full Text
- View/download PDF
48. Steps Toward a Greener Endoscopy Unit.
- Author
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de Jong, Djuna, Volkers, Adriaan, de Ridder, Else, Neijenhuis, Myrte, and Duijvestein, Marjolijn
- Published
- 2023
- Full Text
- View/download PDF
49. Patterns of injury and white cell response in critically ill trauma patients who present with leucopenia
- Author
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D J, Muckart, S, Bhagwanjee, and P A, Neijenhuis
- Subjects
Male ,Injury Severity Score ,Neutrophils ,Leukocytes ,Humans ,Female ,Wounds, Gunshot ,Leukopenia ,Prospective Studies ,Wounds, Stab ,Wounds, Nonpenetrating - Abstract
The outcome of critically ill trauma patients who presented to the intensive care unit with leucopenia (total peripheral white cell count4 x 10(9)/1) was studied prospectively with respect to the total white cell and neutrophil response. A total of 105 patients, of whom 30 were leucopenic, were admitted to the ICU during a 4-month period. The prevalence of leucopenia was significantly higher in patients with gunshot wounds (P0.05) and hollow visceral intra-abdominal injury (P0.001). Eight (27%) of the leucopenic patients died. No significant difference was found in initial mean total white cell or neutrophil count, or in the differential percentages, between survivors and non-survivors. The total peripheral white cell count increased significantly in survivors compared with non-survivors (P0.001), and significant differences were found in absolute neutrophil counts and differential percentages by days 5 and 10 (counts P = 0.01, P0.02; differentials P0.01, P0.01). These results suggest that granulocyte colony-stimulating factor may have a role in the treatment of trauma patients with persistent neutropenia following intra-abdominal hollow visceral injury.
- Published
- 1999
50. Superior vena caval thrombosis complicating central venous catheterisation and total parenteral nutrition
- Author
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D J, Muckart, P A, Neijenhuis, and T E, Madiba
- Subjects
Adult ,Male ,Radiography ,Catheterization, Central Venous ,Superior Vena Cava Syndrome ,Humans ,Parenteral Nutrition, Total - Abstract
Although venous thrombosis is a common sequela of central venous catheterisation, the vast majority of patients remain asymptomatic. Possible aetiological factors include catheter material, catheter-related sepsis, endothelial trauma, osmotic injury, and hypercoagulable states. Of these, only the first and last have been proven to increase the incidence. Thrombosis of the great veins of the thorax is a rare but life-threatening complication and the diagnosis is suggested by swelling of the head, upper limbs, and torso. Mediastinal widening on plain chest radiography may precede these signs. Confirmation of thrombosis is best achieved using contrast venography or contrast-enhanced CT scan. Acute symptomatic thrombosis is probably best treated by thrombolytic agents, but anticoagulation remains the commonest therapeutic approach.
- Published
- 1998
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