1,364 results on '"A. Guglielmetti"'
Search Results
2. Does emotion affect distance learning students’ satisfaction during the COVID-19 lockdown?
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Flaminia Musella, Roberta Guglielmetti Mugion, Stefania Zanda, Maria Francesca Renzi, Musella, F., Guglielmetti Mugion, R., Zanda, S., and Renzi, M. F.
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Italy ,SEM ,remote teaching ,emotion ,students' satisfaction ,quality in higher education ,General Business, Management and Accounting - Abstract
Due to the COVID-19 outbreak, traditional teaching paradigms have been suffering a deep change set that will be completed once a new social balance will be reached. In this period, many students have been emotionally shocked due to the rude and fast passage from traditional to remote teaching. The main assumption of this study is that emotions may directly affect students' learning capability and their satisfaction by possibly modifying relations between satisfaction and its drivers. This understanding is crucial since satisfaction also affects students' learning performance. The paper aims at discussing the role of emotions in the relations between satisfaction and its drivers. The focus is on higher education. During the first Italian lockdown, an online survey was carried out, involving 178 students of a Roma Tre University master's degree, identifying a model for exploring a new concept of students' emotional satisfaction.
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- 2022
3. Perioperative Morbidity of Radical Prostatectomy After Intensive Neoadjuvant Androgen Blockade in Men With High-Risk Prostate Cancer: Results of Phase II Trial Compared to a Control Group
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Eder N. Ilario, Diogo A. Bastos, Giuliano B. Guglielmetti, Claudio B. Murta, Leonardo Cardili, Mauricio D. Cordeiro, Jose P. Junior, Rafael F. Coelho, and William C. Nahas
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Oncology ,Urology - Abstract
Recent studies about intense neoadjuvant therapy followed by Radical Prostatectomy (RP) lack standardized criteria regarding surgical complications and comparison to a group of patients who underwent RP without the use of neoadjuvant therapy. The aim of this study is to describe and compare the perioperative complication rates.This was a prospective, single-center phase II trial in patients with high-risk prostate cancer (HRPCa). The control group included HRPCa patients who underwent RP outside the clinical trial during the same study recruitment period. The interventional group was randomized (1:1) to receive neoadjuvant androgen deprivation therapy plus abiraterone with or without apalutamide followed by RP. Complications observed up to 30 days of surgery were classified based on the Clavien-Dindo classification. Uni- and multivariate analyses were carried out to assess predictive factors associated with perioperative complications.In total, 124 patients with HRPCa were underwent to RP between May 27, 2019 and August 6, 2021, including 61 patients in the intervention group and 63 patients in the control group. The general and major complications in the intervention group reached 29.6% and 6.6%, respectively, and 39.7% and 7.9% in the control group, respectively. There was no significant difference between groups. We observed 4.9% of thromboembolic event in the neoadjuvant group.There was no significant increase in morbidity rate in RP after intense neoadjuvant therapy. The association of intense androgen deprivation neoadjuvant therapy with RP and extended pelvic lymphadenectomy may increase the risk of a perioperative thromboembolic events.
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- 2023
4. Co-creation in healthcare: framing the outcomes and their determinants
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Chiara Guglielmetti, Marta Marsilio, and Floriana Fusco
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Settore SECS-P/07 - Economia Aziendale ,Strategy and Management ,Tourism, Leisure and Hospitality Management ,Business, Management and Accounting (miscellaneous) ,Settore M-PSI/05 - Psicologia Sociale - Abstract
PurposeUnderstanding the outcomes of co-creation (CC) in healthcare is increasingly gaining multidisciplinary scientific interest. Although more and more service management scholars have pointed out the benefits of cross-fertilization between the various research fields, the literature on this topic is still scattered and poorly integrated. This study aims to summarize and integrate multiple strands of extant knowledge CC by identifying the outcomes of health CC and the determinants of these outcomes and their relationships.Design/methodology/approachA structured literature review was conducted per PRISMA guidelines. A total of 4,189 records were retrieved from the six databases; 1,983 articles were screened, with 161 included in the qualitative thematic analysis.FindingsThis study advances a comprehensive framework for healthcare CC based on a thorough analysis of the outcomes and their determinants, that is, antecedents, management activities and institutional context. Extant research rarely evaluates outcomes from a multidimensional and systemic perspective. Less attention has been paid to the relationship among the CC process elements.Research limitations/implicationsThis study offers an agenda to guide future studies on healthcare CC. Highlighting some areas of integration among different disciplines further advances service literature.Practical implicationsThe framework offers an operational guide to better shape managerial endeavors to facilitate CC, provide direction and assess multiple outcomes.Originality/valueThis is the first extensive attempt to synthesize and integrate multidisciplinary knowledge on CC outcomes in healthcare settings by adopting a systematic perspective on the overall process.
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- 2023
5. Association of smoking and alcohol use with rifampin-resistant TB treatment outcomes
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J. R. Campbell, E. D. Chan, L. F. Anderson, M. Bonnet, S. K. Brode, J. P. Cegielski, L. Guglielmetti, R. Singla, G. J. Fox, A. Skrahina, D. Rodrigues, L. Kuksa, P. Viiklepp, and D. Menzies
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Pulmonary and Respiratory Medicine ,Infectious Diseases - Published
- 2023
6. The proximal posterior cartilage of the lateral femoral condyle can be used as a reference for positioning the femoral tunnel in ACL reconstruction
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Ricardo de Paula Leite Cury, Leandro Jun Aihara, Victor Marques de Oliveira, Felipe Monteiro Uerlings, Victor Picchi Zaccharias, and Luiz Gabriel Betoni Guglielmetti
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Orthopedics and Sports Medicine ,Surgery - Abstract
To describe the femoral insertion of the ACL using the posterior proximal cartilage of the lateral femoral condyle as the anatomical reference.Twenty knees were dissected. The X-axis (deep-shallow) and Y-axis (high-low) were determined using the femoral diaphysis and the proximal cartilage of the lateral femoral condyle (point C) as a reference, which were easily identified by direct visualization through the anteromedial portal. The distances to the center of the anteromedial and posterolateral bands and to the center of the ACL were measured.The mean distances were 7.2 mm (SD: 0.7) between the center of the anteromedial bundle and the Y-axis (AM-Y), 9 mm (SD: 1.1) between the center of the ACL and the Y-axis (M-Y), and 12.7 mm (SD: 0.9) between the center of the posterolateral bundle and the Y-axis (PL-Y). Regarding the distance (from point C to the distal cartilage along the X-axis), the center of the anteromedial bundle (AM) was 35% (SD: 4.9%), the center of the posterolateral bundle was 62% (SD: 3.7%), and the center of the ACL (M) was 44% (SD: 7%) of the CD distance on average.Given the similarity among the specimens in terms of the height of the ACL on the Y-axis in relation to the proximal posterior cartilage of the femoral lateral condyle (point C), this point can be used as an arthroscopic intraoperative parameter to define the position of the femoral tunnel in ACL reconstruction for single- or double-bundle techniques.
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- 2022
7. Occurrence of extrapulmonary tuberculosis is associated with geographical origin: spatial characteristics of the Frankfurt TB cohort 2013–2018
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Nils Wetzstein, Alena-Pauline Drummer, Annabelle Bockey, Eva Herrmann, Claus Philippe Küpper-Tetzel, Christiana Graf, Benjamin Koch, Udo Goetsch, Maria J. G. T. Vehreschild, Lorenzo Guglielmetti, Berit Lange, Thomas A. Wichelhaus, and Christoph Stephan
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Microbiology (medical) ,Infectious Diseases ,General Medicine - Abstract
Introduction Tuberculosis (TB) is caused by M. tuberculosis complex (MTB) and pulmonary tuberculosis (PTB) is its classical manifestation. However, in some regions of the world, extrapulmonary TB (EPTB) seems to be more frequent. Methods We performed a retrospective cohort study of all TB patients treated at University Hospital Frankfurt, Germany, for the time period 2013–2018. Patient charts were reviewed and demographic, clinical, and microbiological data recorded. Patients were subdivided according to their geographic origins. Results Of the 378 included patients, 309 were born outside Germany (81.7%). Three WHO regions were significantly associated with the occurrence of isolated EPTB: the South-East Asian Region (OR 3.37, CI 1.74–6.66, p p = 0.006), and the Eastern Mediterranean Region (OR 3.18, CI 1.78–5.76, p p p = 0.027), Afghanistan (OR 3.64, CI 1.14–11.98, p = 0.029), Pakistan (OR 3.64, CI 1.14–11.98, p = 0.029), Eritrea (OR 3.32, CI 1.52–7.47, p = 0.003), Somalia (OR 7.08, CI 2.77–19.43, p p = 0.002). Conclusion Geographical origin is a predictor for the occurrence of extrapulmonary TB. This might be linked to a delay in diagnosis in these patients, as well as specific responsible impairments of the host’s immune system, possible virulence factors of MTB, and relevant comorbidities.
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- 2022
8. Attention operation and language in the learning process in a music lesson
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Bianca Viana Monteiro da Silva, Eliana C Maggioni Guglielmetti Sulpicio, and Joana de Jesus de Andrade
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Cultural Studies ,Sociology and Political Science ,Social Psychology ,Anthropology - Abstract
This paper presents an interactive episode analysis which was resulted from a music lesson for children. The idea was to point out the attentional process, in a perspective of Vygotsky and Luria. The study involved a group of three children who weekly had participated in Group Piano lessons at a social project developed in São Paulo State, Brazil. The data were documented by means of a field diary and the transcription of a video recording, and the analyzes were based on studies of historical-cultural approach. It is emphasized that the attention process happens depending on the apparently individual volitional acts but notoriously established during social relationship. Social genesis and perceptions which are expressed in gestures, looks, and speeches point to a complex construction perception of oneself, of the other and of the music in teaching relationships.
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- 2022
9. Revised Definitions of Tuberculosis Resistance and Treatment Outcomes, France, 2006–2019
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Yousra, Kherabi, Mathilde, Fréchet-Jachym, Christophe, Rioux, Yazdan, Yazdanpanah, Frédéric, Méchaï, Valérie, Pourcher, Jérôme, Robert, Lorenzo, Guglielmetti, and Anne-Laure, Roux
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Microbiology (medical) ,Treatment Outcome ,Infectious Diseases ,Epidemiology ,Extensively Drug-Resistant Tuberculosis ,Tuberculosis, Multidrug-Resistant ,Antitubercular Agents ,Humans ,France ,Mycobacterium tuberculosis ,Fluoroquinolones ,Retrospective Studies - Abstract
Definitions of resistance in multidrug-resistant tuberculosis (MDR TB) and extensively drug-resistant tuberculosis (XDR TB) have been updated. Pre-XDR TB, defined as MDR TB with additional resistance to fluoroquinolones, and XDR TB, with additional resistance to bedaquiline or linezolid, are frequently associated with treatment failure and toxicity. We retrospectively determined the effects of pre-XDR/XDR TB resistance on outcomes and safety of MDR TB treatment in France. The study included 298 patients treated for MDR TB at 3 reference centers during 2006-2019. Of those, 205 (68.8%) cases were fluoroquinolone-susceptible MDR TB and 93 (31.2%) were pre-XDR/XDR TB. Compared with fluoroquinolone-susceptible MDR TB, pre-XDR/XDR TB was associated with more cavitary lung lesions and bilateral disease and required longer treatment. Overall, 202 patients (67.8%) had favorable treatment outcomes, with no significant difference between pre-XDR/XDR TB (67.7%) and fluoroquinolone-susceptible MDR TB (67.8%; p = 0.99). Pre-XDR/XDR TB was not associated with higher risk for serious adverse events.
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- 2022
10. 3D detection and characterization of ALMA sources through deep learning
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Delli , Veneri Michele, Tychoniec Łukasz, Guglielmetti Fabrizia, Longo Giuseppe, Villard Eric, Delli , Veneri, Michele, Tychoniec, Łukasz, Guglielmetti, Fabrizia, Longo, Giuseppe, and Villard, Eric
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FOS: Computer and information sciences ,Computer Science - Machine Learning ,Computer Vision and Pattern Recognition (cs.CV) ,Computer Science - Computer Vision and Pattern Recognition ,FOS: Physical sciences ,Astronomy and Astrophysics ,techniques: image processing ,Astrophysics - Astrophysics of Galaxies ,Machine Learning (cs.LG) ,methods: numerical ,radio lines: galaxie ,Space and Planetary Science ,techniques: interferometric ,Astrophysics - Astrophysics of Galaxie ,Astrophysics of Galaxies (astro-ph.GA) ,software: simulation ,Astrophysics - Instrumentation and Methods for Astrophysics ,Astrophysics - Instrumentation and Methods for Astrophysic ,Instrumentation and Methods for Astrophysics (astro-ph.IM) ,methods: data analysi - Abstract
We present a deep learning (DL) pipeline developed for the detection and characterization of astronomical sources within simulated Atacama Large Millimeter/submillimeter Array (ALMA) data cubes. The pipeline is composed of six DL models: a convolutional autoencoder for source detection within the spatial domain of the integrated data cubes, a Recurrent Neural Network (RNN) for denoising and peak detection within the frequency domain, and four residual neural networks (ResNets) for source characterization. The combination of spatial and frequency information improves completeness while decreasing spurious signal detection. To train and test the pipeline, we developed a simulation algorithm able to generate realistic ALMA observations, i.e. both sky model and dirty cubes. The algorithm simulates always a central source surrounded by fainter ones scattered within the cube. Some sources were spatially superimposed in order to test the pipeline deblending capabilities. The detection performances of the pipeline were compared to those of other methods and significant improvements in performances were achieved. Source morphologies are detected with subpixel accuracies obtaining mean residual errors of 10−3 pixel (0.1 mas) and 10−1 mJy beam−1 on positions and flux estimations, respectively. Projection angles and flux densities are also recovered within 10 per cent of the true values for 80 and 73 per cent of all sources in the test set, respectively. While our pipeline is fine-tuned for ALMA data, the technique is applicable to other interferometric observatories, as SKA, LOFAR, VLBI, and VLTI.
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- 2023
11. Optimal management of drug-resistant tuberculosis
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Tiziana Masini, Jennifer Furin, Zarir Udwadia, and Lorenzo Guglielmetti
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General Medicine ,General Biochemistry, Genetics and Molecular Biology - Published
- 2023
12. Association between chronotype, sleep pattern, and eating behaviours in a group of Italian adults
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Alice Rosi, Sofia Lotti, Marilena Vitale, Giuditta Pagliai, Maria Pia Madarena, Marialaura Bonaccio, Simona Esposito, Cinzia Ferraris, Monica Guglielmetti, Donato Angelino, Daniela Martini, and Monica Dinu
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Adult ,Male ,Feeding Behavior ,diet quality ,Circadian Rhythm ,Cross-Sectional Studies ,circadian rhythms ,Sweetening Agents ,Surveys and Questionnaires ,chronotype ,sleep ,timing ,Humans ,Female ,Settore MED/49 - Scienze Tecniche Dietetiche Applicate ,Food Science - Abstract
A cross-sectional study was conducted to assess the possible relationship between chronotype, sleeping, and eating patterns in 74 Italian adults (71.6% women). Based on Morningness-Eveningness Questionnare (MEQ) score, participants were classified as morning (
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- 2022
13. A Prospective, Randomized Trial Comparing the Outcomes of Open vs Laparoscopic Partial Nephrectomy
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Giuliano B. Guglielmetti, Gabriel C. dos Anjos, Guilherme Sawczyn, Gilberto Rodrigues, Leonardo Cardili, Maurício D. Cordeiro, Luiz C. O. Neves, José Pontes Junior, Arnaldo Fazoli, Rafael F. Coelho, Miguel Srougi, and William C. Nahas
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Urology - Published
- 2022
14. Saddle Pulmonary Embolism in Patients with Cancer in the Era of Incidental Events: Clinical Findings and Outcomes in a Single Centre Cohort
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Mario Aramberri, Mariana Benegas, Marcelo Sanchez, Diego Muñoz-Guglielmetti, Carles Zamora, Adrián García-Villa, Carmen Diaz-Pedroche, and Carme Font
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Economics and Econometrics ,Materials Chemistry ,Media Technology ,Forestry - Abstract
Background There is scarce information regarding the prevalence and clinical impact of saddle pulmonary embolism (PE) in patients with cancer. Objectives This study aimed to assess the prevalence, clinical findings, and short-term outcomes of patients with cancer-related saddle PE including acute symptomatic and unsuspected events. Patients/Methods Consecutive patients with cancer-related PE (March 1, 2006–October 31, 2014) were retrospectively reviewed by a chest radiologist to assess PE burden and signs of right ventricular (RV) overload. The clinical outcomes within 30 days were evaluated according to saddle versus nonsaddle PE. Results Thirty-six (12%) out of 289 patients with newly diagnosed cancer-related PE presented with saddle PE. Saddle PE was found in 21 cases (58%) with acute symptomatic PE and the remaining 15 cases (42%) were found as unsuspected findings. Patients with saddle PE had more frequently experienced a previous thrombotic event (31 vs. 13%; p = 0.008), and it occurred more frequently as an acute symptomatic event (58 vs. 39%; p = 0.025) compared with those with nonsaddle PE. Signs of RV overload including RV/left ventricle ratio ≥1 (22 vs. 4%; p Conclusion Saddle PE is not uncommon in patients with cancer-related PE including in those with unsuspected PE. Similar 30-day outcomes were found according to saddle versus nonsaddle PE in our cohort.
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- 2022
15. Association Between Increased Linezolid Plasma Concentrations and the Development of Severe Toxicity in Multidrug-Resistant Tuberculosis Treatment
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Lorenzo Guglielmetti, Johannes Eimer, and JEROME ROBERT
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Microbiology (medical) ,Infectious Diseases - Abstract
Background Treatment of multidrug-resistant (MDR) tuberculosis with linezolid is characterized by high rates of adverse events. Evidence on therapeutic drug monitoring to predict drug toxicity is scarce. This study aimed to evaluate the association of linezolid trough concentrations with severe toxicity. Methods We retrospectively assessed consecutive patients started on linezolid for MDR tuberculosis between 2011 and 2017. The primary outcome was severe mitochondrial toxicity (SMT) due to linezolid, defined as neurotoxicity or myelotoxicity leading to drug discontinuation. The impact of plasma linezolid trough concentrations >2 mg/L was assessed in multivariate Cox proportional hazards models including time-varying covariates. Results SMT occurred in 57 of 146 included patients (39%) at an incidence rate of 0.38 per person-year (95% confidence interval, .30–.49). A maximum linezolid trough concentration >2 mg/L was detected in 52 patients (35.6%), while the mean trough concentration was >2 mg/L in 22 (15%). The adjusted hazard ratio for SMT was 2.35 (95% confidence interval, 1.26–4.38; P = .01) in patients with a mean trough concentration >2 mg/L and 2.63 (1.55–4.47; P < .01) for SMT after the first detection of a trough concentration >2 mg/L. In an exploratory analysis, higher maximum trough concentrations were dose-dependently associated with toxicity, while lowering elevated trough concentrations did not restore baseline risk. Conclusions Linezolid trough concentrations >2 mg/L are strongly associated with the development of severe treatment-emergent toxicity in patients treated for MDR tuberculosis. Pending further prospective evidence, an individual risk-benefit assessment on the continuation of linezolid treatment is warranted in any patient with trough concentrations >2 mg/L.
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- 2022
16. Validating visual evoked potentials as a preclinical, quantitative biomarker for remyelination efficacy
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Christian Cordano, Jung H Sin, Garrett Timmons, Hao H Yiu, Karin Stebbins, Caroline Guglielmetti, Andres Cruz-Herranz, Wendy Xin, Daniel Lorrain, Jonah R Chan, and Ari J Green
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Multiple Sclerosis ,clemastine ,Neurodegenerative ,Autoimmune Disease ,Medical and Health Sciences ,Animals ,Humans ,Clemastine ,Evoked Potentials ,Eye Disease and Disorders of Vision ,Myelin Sheath ,Neurology & Neurosurgery ,Psychology and Cognitive Sciences ,Neurosciences ,Brain Disorders ,remyelination ,Remyelination ,5.1 Pharmaceuticals ,Neurological ,Evoked Potentials, Visual ,Original Article ,demyelination ,Neurology (clinical) ,visual evoked potential ,Development of treatments and therapeutic interventions ,Visual ,Biomarkers - Abstract
Many biomarkers in clinical neuroscience lack pathological certification. This issue is potentially a significant contributor to the limited success of neuroprotective and neurorestorative therapies for human neurological disease—and is evident even in areas with therapeutic promise such as myelin repair. Despite the identification of promising remyelinating candidates, biologically validated methods to demonstrate therapeutic efficacy or provide robust preclinical evidence of remyelination in the CNS are lacking. Therapies with potential to remyelinate the CNS constitute one of the most promising and highly anticipated therapeutic developments in the pipeline to treat multiple sclerosis and other demyelinating diseases. The optic nerve has been proposed as an informative pathway to monitor remyelination in animals and human subjects. Recent clinical trials using visual evoked potential have had promising results, but without unequivocal evidence about the cellular and molecular basis for signal changes on visual evoked potential, the interpretation of these trials is constrained. The visual evoked potential was originally developed and used in the clinic as a diagnostic tool but its use as a quantitative method for assessing therapeutic response requires certification of its biological specificity. Here, using the tools of experimental pathology we demonstrate that quantitative measurements of myelination using both histopathological measures of nodal structure and ultrastructural assessments correspond to visual evoked potential latency in both inflammatory and chemical models of demyelination. Visual evoked potential latency improves after treatment with a tool remyelinating compound (clemastine), mirroring both quantitative and qualitative myelin assessment. Furthermore, clemastine does not improve visual evoked potential latency following demyelinating injury when administered to a transgenic animal incapable of forming new myelin. Therefore, using the capacity for therapeutic enhancement and biological loss of function we demonstrate conclusively that visual evoked potential measures myelin status and is thereby a validated tool for preclinical verification of remyelination.
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- 2022
17. Co-administration of treatment for rifampicin-resistant TB and chronic HCV infection: A TBnet and ESGMYC study
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Simone Tunesi, Damien Le Dû, Gina Gualano, Joan-Pau Millet, Aliaksandr Skrahin, Graham Bothamley, Xavier Casas, Delia Goletti, Christoph Lange, Maria Musso, Fabrizio Palmieri, Valérie Pourcher, Christophe Rioux, Alena Skrahina, Nicolas Veziris, Dzmitry Viatushka, Mathilde Jachym-Fréchet, Lorenzo Guglielmetti, Dhiba Marigot-Outtandy, Xavier Lescure, Marie Dubert, Yazdan Yazdanpanah, Eric Caumes, Pascaline Choinier, Elie Haddad, Jakub Kowalczyk, Hélène Laurichesse, Olivier Lesens, Alexandra Aubry, Isabelle Bonnet, and Florence Morel
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Microbiology (medical) ,Infectious Diseases ,Tuberculosis, Multidrug-Resistant ,Antitubercular Agents ,Humans ,Rifampin ,Hepatitis C - Published
- 2022
18. Imaging immunomodulatory treatment responses in a multiple sclerosis mouse model using hyperpolarized 13C metabolic MRI
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Caroline Guglielmetti, Christian Cordano, Chloé Najac, Ari J. Green, and Myriam M. Chaumeil
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Detection ,screening and diagnosis ,Multiple Sclerosis ,Neurological ,Neurosciences ,Biomedical Imaging ,Bioengineering ,Neurodegenerative ,Autoimmune Disease ,Brain Disorders ,4.2 Evaluation of markers and technologies - Abstract
Background In recent years, the ability of conventional magnetic resonance imaging (MRI), including T1 contrast-enhanced (CE) MRI, to monitor high-efficacy therapies and predict long-term disability in multiple sclerosis (MS) has been challenged. Therefore, non-invasive methods to improve MS lesions detection and monitor therapy response are needed. Methods We studied the combined cuprizone and experimental autoimmune encephalomyelitis (CPZ-EAE) mouse model of MS, which presents inflammatory-mediated demyelinated lesions in the central nervous system as commonly seen in MS patients. Using hyperpolarized 13C MR spectroscopy (MRS) metabolic imaging, we measured cerebral metabolic fluxes in control, CPZ-EAE and CPZ-EAE mice treated with two clinically-relevant therapies, namely fingolimod and dimethyl fumarate. We also acquired conventional T1 CE MRI to detect active lesions, and performed ex vivo measurements of enzyme activities and immunofluorescence analyses of brain tissue. Last, we evaluated associations between imaging and ex vivo parameters. Results We show that hyperpolarized [1-13C]pyruvate conversion to lactate is increased in the brain of untreated CPZ-EAE mice when compared to the control, reflecting immune cell activation. We further demonstrate that this metabolic conversion is significantly decreased in response to the two treatments. This reduction can be explained by increased pyruvate dehydrogenase activity and a decrease in immune cells. Importantly, we show that hyperpolarized 13C MRS detects dimethyl fumarate therapy, whereas conventional T1 CE MRI cannot. Conclusions In conclusion, hyperpolarized MRS metabolic imaging of [1-13C]pyruvate detects immunological responses to disease-modifying therapies in MS. This technique is complementary to conventional MRI and provides unique information on neuroinflammation and its modulation.
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- 2023
19. Supplementary Tables from Gut Microbiota Condition the Therapeutic Efficacy of Trastuzumab in HER2-Positive Breast Cancer
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Elda Tagliabue, Tiziana Triulzi, Andrea Balsari, Simone Guglielmetti, Fabio Corsi, Laura Villani, Claudio Tripodo, Alessia Bertolotti, Francesca Bianchi, Elena Fasano, Loris De Cecco, Beatrice Belmonte, Stefania Arioli, Arianna Bonizzi, Viola Regondi, Giorgio Gargari, and Martina Di Modica
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Supplementary Table S2-S4. Pathway enrichment analysis by DAVID and GSEA in the ileum and colon of antibiotic treated mice.
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- 2023
20. Supplemental Materials and Figures from Heme-oxygenase-1 Production by Intestinal CX3CR1+ Macrophages Helps to Resolve Inflammation and Prevents Carcinogenesis
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Paola Allavena, Alberto Mantovani, Simone Guglielmetti, Valentina Taverniti, Achille Anselmo, Marco Erreni, and Giulia Marelli
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Table 1: Experimental procedures in mice Primers used in RT-PCRFigure S1: Colitis-associated carcinogenesis is more severe in CX3CR1GFP/GFP (KO mice) Figure S2: Macrophages from CX3CR1GFP/GFP mice are able to produce and sense IL10 Figure S3: CX3CR1 signaling induces STAT3 phosphorylation Figure S4: Sequencing of fecal microbiota of CX3CR1GFP/ (WT) and CX3CR1GFP/GFP (KO) mice (Figure S5: Effect of pharmacological treatments with the HMOX-1 inhibitor znPP (red) or the HMOX-1 stimulator coPP (blue) on the inflammation induced by 1 administration of DSS in WT mice Figure S6: Hematoxylin and eosin staining of CX3CR1GFP/ (WT) and CX3CR1GFP/GFP (KO) colon treated with coPP Figure S7: Double immunofluorescence on sections of adenomatous polyps from mice undergoing the AOM-DSS protocol
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- 2023
21. Supplementary Data from Gut Microbiota Condition the Therapeutic Efficacy of Trastuzumab in HER2-Positive Breast Cancer
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Elda Tagliabue, Tiziana Triulzi, Andrea Balsari, Simone Guglielmetti, Fabio Corsi, Laura Villani, Claudio Tripodo, Alessia Bertolotti, Francesca Bianchi, Elena Fasano, Loris De Cecco, Beatrice Belmonte, Stefania Arioli, Arianna Bonizzi, Viola Regondi, Giorgio Gargari, and Martina Di Modica
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1. Supplementary Materials and Methods Table S1. List of the antibodies used for flow cytometry 2. Supplementary Figures Supplementary Fig. S1. Impact of antibiotic treatment on trastuzumab efficacy and the tumor microenvironment. Supplementary Fig. S2. Depletion of commensal microbiota by antibiotic cocktail (ABX) treatment and fecal microbiota transplantation. Supplementary Fig. S3. Impact of vancomycin on trastuzumab efficacy in Î"16HER2 transgenic FVB mice. Supplementary Fig. S4. Differentially abundant bacteria in the gut microbiota of antibiotic-treated mice. Supplementary Fig. S5. Short-chain fatty acids (SCFAs) quantification in fecal samples from antibiotic-treated mice. Supplementary Fig. S6. Analysis of intratumor and stromal cell staining in tumors of antibiotic-treated mice. Supplementary Fig. S7. Impact of antibiotic treatment on tumor immune infiltrate. Supplementary Fig. S8. Analysis of intratumor and stromal cell staining in tumors from FMT mice. Supplementary Fig. S9. Impact of vancomycin treatment on intestinal and systemic immune features. Supplementary Fig. S10. Impact of IL12p70 and CD4+ cell depletion on trastuzumab antitumor efficacy and on tumor immune infiltrate. Supplementary Fig. S11. Causal role of human commensal bacteria in immune-mediated trastuzumab antitumor efficacy. 3. Supplementary References
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- 2023
22. Data from Heme-oxygenase-1 Production by Intestinal CX3CR1+ Macrophages Helps to Resolve Inflammation and Prevents Carcinogenesis
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Paola Allavena, Alberto Mantovani, Simone Guglielmetti, Valentina Taverniti, Achille Anselmo, Marco Erreni, and Giulia Marelli
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CX3CR1+ macrophages in the intestinal lamina propria contribute to gut homeostasis through the immunomodulatory interleukin IL10, but there is little knowledge on how these cells or the CX3CR1 receptor may affect colorectal carcinogenesis. In this study, we show that CX3CR1-deficient mice fail to resolve gut inflammation despite high production of IL10 and have increased colitis and adenomatous polyps in chemical and genetic models of colon carcinogenesis. Mechanistically, CX3CL1-mediated engagement of the CX3CR1 receptor induced upregulation of heme-oxygenase-1 (HMOX-1), an antioxidant and anti-inflammatory enzyme. CX3CR1-deficient mice exhibited significantly lower expression of HMOX-1 in their adenomatous colon tissues. Combining LPS and CX3CL1 displayed a strong synergistic effect in vitro, but HMOX-1 levels were significantly lower in KO macrophages. Cohousing of wild-type and CX3CR1−/− mice during the AOM/DSS treatment attenuated disease severity in CX3CR1−/− mice, indicating the importance of the microbiome, but did not fully reinstate HMOX-1 levels and did not abolish polyp formation. In contrast, pharmacologic induction of HMOX-1 in vivo by cobalt protoporphyrin-IX treatment eradicated intestinal inflammation and fully protected KO mice from carcinogenesis. Taken together, our results establish an essential role for the receptor CX3CR1 in gut macrophages in resolving inflammation in the intestine, where it helps protects against colitis-associated cancer by regulating HMOX-1 expression. Cancer Res; 77(16); 4472–85. ©2017 AACR.
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- 2023
23. Data from Gut Microbiota Condition the Therapeutic Efficacy of Trastuzumab in HER2-Positive Breast Cancer
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Elda Tagliabue, Tiziana Triulzi, Andrea Balsari, Simone Guglielmetti, Fabio Corsi, Laura Villani, Claudio Tripodo, Alessia Bertolotti, Francesca Bianchi, Elena Fasano, Loris De Cecco, Beatrice Belmonte, Stefania Arioli, Arianna Bonizzi, Viola Regondi, Giorgio Gargari, and Martina Di Modica
- Abstract
Emerging evidence indicates that gut microbiota affect the response to anticancer therapies by modulating the host immune system. In this study, we investigated the impact of gut microbiota on immune-mediated trastuzumab antitumor efficacy in preclinical models of HER2-positive breast cancer and in 24 patients with primary HER2-positive breast cancer undergoing trastuzumab-containing neoadjuvant treatment. In mice, the antitumor activity of trastuzumab was impaired by antibiotic administration or fecal microbiota transplantation from antibiotic-treated donors. Modulation of the intestinal microbiota was reflected in tumors by impaired recruitment of CD4+ T cells and granzyme B–positive cells after trastuzumab treatment. Antibiotics caused reductions in dendritic cell (DC) activation and the release of IL12p70 upon trastuzumab treatment, a mechanism that was necessary for trastuzumab effectiveness in our model. In patients, lower α-diversity and lower abundance of Lachnospiraceae, Turicibacteraceae, Bifidobacteriaceae, and Prevotellaceae characterized nonresponsive patients (NR) compared with those who achieved pathologic complete response (R), similar to antibiotic-treated mice. The transfer of fecal microbiota from R and NR into mice bearing HER2-positive breast cancer recapitulated the response to trastuzumab observed in patients. Fecal microbiota β-diversity segregated patients according to response and positively correlated with immune signature related to interferon (IFN) and NO2-IL12 as well as activated CD4+ T cells and activated DCs in tumors. Overall, our data reveal the direct involvement of the gut microbiota in trastuzumab efficacy, suggesting that manipulation of the gut microbiota is an optimal future strategy to achieve a therapeutic effect or to exploit its potential as a biomarker for treatment response.Significance:Evidence of gut microbiota involvement in trastuzumab efficacy represents the foundation for new therapeutic strategies aimed at manipulating commensal bacteria to improve response in trastuzumab-resistant patients.See related commentary by Sharma, p. 1937
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- 2023
24. Hypofractionated whole breast irradiation in association with hypofractionated or normofractionated boost to the tumor bed in early breast cancer: tolerance and efficacy analysis
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Gabriela Oses, Tanny Daniela Barreto, Carla Cases, Diego Muñoz-Guglielmetti, Gabriela Antelo, and Meritxell Mollà
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Cancer Research ,Oncology ,General Medicine - Published
- 2023
25. INAPTIDÃO SOROLÓGICA DE DOADORES DE SANGUE NO BRASIL: UM ESTUDO ECOLÓGICO
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Jocieli Andrade de Souza Ferreira, SILAS ANTÔNIO GUGLIELMETTI JUNIOR, and WALACE ROCHA
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- 2023
26. Ressourcen sinnvoll einsetzen
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Corinne Eschler, Constance Ganzert, Alix Cino, Rahel Gasser, Fabrizio Iannetti, Emanuel Plss, Sonja Guglielmetti, and Gregor Lindner
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General Medicine - Published
- 2023
27. Utiliser les ressources de manire pertinente
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Corinne Eschler, Constance Ganzert, Alix Cino, Rahel Gasser, Fabrizio Iannetti, Emanuel Plss, Sonja Guglielmetti, and Gregor Lindner
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Microbiology (medical) ,Immunology ,Immunology and Allergy - Published
- 2023
28. Risk stratification for clinical severity of pulmonary embolism in patients with cancer: a narrative review and MASCC clinical guidance for daily care
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Diego Munoz-Guglielmetti, Mario Aramberri, and Shin Ahn
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Oncology - Published
- 2022
29. Empowering Data Sharing and Analytics through the Open Data Commons for Traumatic Brain Injury Research
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Austin Chou, Abel Torres-Espín, J. Russell Huie, Karen Krukowski, Sangmi Lee, Amber Nolan, Caroline Guglielmetti, Bridget E. Hawkins, Myriam M. Chaumeil, Geoffrey T. Manley, Michael S. Beattie, Jacqueline C. Bresnahan, Maryann E. Martone, Jeffrey S. Grethe, Susanna Rosi, and Adam R. Ferguson
- Subjects
Physical Injury - Accidents and Adverse Effects ,Good Health and Well Being ,FAIR principles ,Open Data Commons ,principal component analysis ,data sharing ,Neurosciences ,Injuries and accidents ,Traumatic Brain Injury (TBI) ,multi-variate analysis ,traumatic brain Injury ,Traumatic Head and Spine Injury ,Brain Disorders - Abstract
Traumatic brain injury (TBI) is a major public health problem. Despite considerable research deciphering injury pathophysiology, precision therapies remain elusive. Here, we present large-scale data sharing and machine intelligence approaches to leverage TBI complexity. The Open Data Commons for TBI (ODC-TBI) is a community-centered repository emphasizing Findable, Accessible, Interoperable, and Reusable data sharing and publication with persistent identifiers. Importantly, the ODC-TBI implements data sharing of individual subject data, enabling pooling for high-sample-size, feature-rich data sets for machine learning analytics. We demonstrate pooled ODC-TBI data analyses, starting with descriptive analytics of subject-level data from 11 previously published articles (N = 1250 subjects) representing six distinct pre-clinical TBI models. Second, we perform unsupervised machine learning on multi-cohort data to identify persistent inflammatory patterns across different studies, improving experimental sensitivity for pro- versus anti-inflammation effects. As funders and journals increasingly mandate open data practices, ODC-TBI will create new scientific opportunities for researchers and facilitate multi-data-set, multi-dimensional analytics toward effective translation.
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- 2022
30. Gamification in tourism and hospitality research in the era of digital platforms: a systematic literature review
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Roberta Guglielmetti Mugion, Maria Francesca Renzi, Laura Di Pietro, Maria Giovina Pasca, Pasca, Maria Giovina, Renzi, Maria Francesca, Di Pietro, Laura, and Guglielmetti Mugion, Roberta
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Service (systems architecture) ,Systematic review ,Knowledge management ,business.industry ,Hospitality ,Strategy and Management ,s Gamification, Tourism, Service research, Systematic literature review, Digital platform, Tourism and hospitality ,Sociology ,Affordance ,business ,Tourism ,Service research - Abstract
PurposeThe present study aims to synthesize and conceptualize, through a systematic literature review (SLR), the current state of gamification knowledge in the tourism and hospitality (T&H) sector, providing a roadmap for future research recommendations for service research and practice.Design/methodology/approachThe research is based on a systematic literature review and adopts a systematic quantitative approach to summarize existing evidence on gamification usage in the T&H sector, focusing on relevant service literature on gamification. The authors analyze 36 papers published between 2011 and 2019.FindingsThe authors synthesize existing knowledge into five themes describing gamification's role in T&H (Edutainment, Sustainable behavior, Engagement factors, Service provider-generated content and User-generated reviews). Then, a cross-analysis of the five themes reveals the pivotal elements (affordances, behavioral and psychological outcomes, and benefits) generated by gamification mechanics in T&H, simultaneously highlighting potential implications and relevant insights for service literature. The review identifies critical issues affecting gamification research and provides a future research agenda, considering opportunities for T&H and service research.Originality/valueThe study provides the first SLR investigating gamification in T&H. The findings present potential implications and relevant insights for T&H contributing to the construction of a more holistic understanding of gamification adoption in service research.
- Published
- 2021
31. Classic ketogenic diet in parenteral nutrition in a GLUT1DS patient: Doing more with less in an acute surgical setting
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Valentina De Giorgis, Cinzia Ferraris, Mario Leo Brena, Giorgio Farris, Valerio Gentilino, Monica Guglielmetti, Claudia Marazzi, Ludovica Pasca, Claudia Trentani, Anna Tagliabue, and Costanza Varesio
- Subjects
Nutrition and Dietetics ,Endocrinology, Diabetes and Metabolism ,Food Science - Abstract
Ketogenic Dietary Treatments (KDTs) are to date the gold-standard treatment for glucose transporter type 1 (GLUT1) deficiency syndrome. Administration of KDTs is generally per os; however, in some conditions including the acute gastro-enteric post-surgical setting, short-term parenteral (PN) administration might be needed. We report the case of a 14-year-old GLUT1DS patient, following classic KDT for many years, who underwent urgent laparoscopic appendectomy. PN-KDT was required, after 1 day of fasting. No ad hoc PN-KDTs products were available and the patient received infusions of OLIMEL N4 (Baxter). On the sixth day postoperatively enteral nutrition was progressively reintroduced. The outcome was optimal with rapid recovery and no exacerbation of neurological manifestations. Our patient is the first pediatric patient with GLUT1DS in chronic treatment with KDT efficiently treated with exclusive PN for five days. This case reports on real-word management and the ideal recommendations for PN-KDT in an acute surgical setting.
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- 2023
32. Recommendations and optimal approaches to robotic-assisted partial nephrectomy: A consensus of Brazilian experts
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Faria, Eliney Ferreira, Moschovas, Marcio Covas, Vaz, Carlos, Pompeo, Alexandre, Santos, Alexandre, Stievano, Alexandre, Berger, Andre, Carneiro, Arie, Dourado, Aurus, Colombo, Jose Roberto, Passerotti, Carlo, Andreoni, Cassio, Fraga, Clovis, Guglielmetti, Giuliano, Lemos, Gustavo, Guimarães, Gustavo, Nogueira, Lucas, Rocha, Marcos, Melo, Pablo, Arantes, Paulo, Romanelli, Pedro, Tourinho, Rafael, Nishimoto, Ricardo, Machado, Roberto, Reis, Rodolfo, Frota, Rodrigo, Guida, Romulo, Dubeux, Victor, Gualberto, Rodrigo, and Tobias-Machado, Marcos
- Abstract
ObjectiveRobotic-assisted partial nephrectomy (RAPN) is established as the gold standard approach to treating small renal masses. However, numerous technical challenges and concepts related to this approach are still under discussion and are not consensus among surgeons from different centers. We performed an online questionnaire with multiple topics about RAPN and selected high-volume surgeons from referral centers in Brazil to achieve a consensus.MethodsWe implemented an online consensus of 29 experts selected based on surgical expertise and competence in analyzing the published literature. Based on the collected literature and current Guidelines (NCCN, AUA, and EAU) we created a questionnaire with 131 questions and administered it to all participants. The statements and the Delphi technique design were combined in a single round of questions. The answers were reviewed, 70% of concordance was considered a consensus, and a final manuscript with recommendations was developed.ResultsWe divided our results into 25 subtopics that included all questions and discussions of the questionnaire, including preoperative settings, surgical technique, pathological analysis, technology use, and challenging cases. Some areas had limited data in the literature, and these potential limitations were addressed and discussed on each topic.ConclusionRAPN is the standard surgical treatment for renal masses in the centers of robotic surgery. Among the important topics of this study, we recommend always performing the first RAPN cases with proctors’ assistance, conducting preoperative planning using good-quality imaging exams, minimizing the amount of renal parenchyma removed, and achieving appropriate hemostatic suture while reducing renal parenchyma ischemia.
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- 2023
33. Ultra-processed foods consumption is associated with multiple sclerosis severity
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Monica Guglielmetti, Giuseppe Grosso, Cinzia Ferraris, Roberto Bergamaschi, Eleonora Tavazzi, Alessandro La Malfa, H. Al-Qahtani Wahidah, and Anna Tagliabue
- Subjects
Neurology ,Neurology (clinical) - Abstract
BackgroundMS is a chronic inflammatory neurological and immune-mediated disease of multifactorial etiology. Ultra-processed foods (UPFs) have been generally considered unhealthy due to their poor nutritional value. Emerging evidence suggests that factors other than their nutritional content may play an additional role toward chronic inflammation.AimTo investigate the potential association of UPF consumption and MS severity in a group of MS Italian consecutive patients.MethodsDemographic (age, sex, marital status, educational level), neurological (EDSS, MSSS), and nutritional (anthropometric measures, dietary habits) information were collected. Physical activity and smoking habits were also investigated. Food items were grouped according to the NOVA classification. Patients were classified in two groups based on MS severity (“mild” and “moderate to high”).ResultsHigher UPF consumption was associated with moderate-to-high MS severity compared to lower consumption in both the unadjusted model (OR = 2.28, 95% CI: 1.04–5.01) and after adjustment for potential background (OR = 2.46, 95% CI: 1.04–5.83) and clinical confounding factors (OR = 2.97, 95% CI: 1.13–7.77).ConclusionsAlthough these results are only preliminary and hypothesis generating, it is important to explore how various aspects of the diet may relate to MS severity in order to identify the best strategy to support MS patients over the disease course.
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- 2023
34. MRAP2 regulates energy homeostasis by promoting primary cilia localization of MC4R
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Adelaide Bernard, Irene Ojeda Naharros, Xinyu Yue, Francois Mifsud, Abbey Blake, Florence Bourgain-Guglielmetti, Jordi Ciprin, Sumei Zhang, Erin McDaid, Kellan Kim, Maxence V. Nachury, Jeremy F. Reiter, and Christian Vaisse
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General Medicine - Published
- 2023
35. Recent advances in the treatment of tuberculosis
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Motta, Ilaria, Boeree, Martin, Chesov, Dumitru, Dheda, Keertan, Günther, Gunar, Horsburgh, C Robert, Kherabi, Yousra, Lange, Christoph, Lienhardt, Christian, McIlleron, Helen M, Paton, Nicholas I, Stagg, Helen R, Thwaites, Guy, Udwadia, Zarir, Van Crevel, Reinout, Velásquez, Gustavo E, Wilkinson, Robert J, and Guglielmetti, Lorenzo
- Subjects
610 Medicine & health - Abstract
BACKGROUND Tuberculosis is a global health challenge and one of the leading causes of death worldwide. In the last decade, the tuberculosis treatment landscape has dramatically changed. After long years of stagnation, new compounds entered the market (bedaquiline, delamanid and pretomanid) and phase III clinical trials have shown promising results towards shortening duration of treatment for both drug-susceptible (Study 31/A5349, TRUNCATE-TB, SHINE) and drug-resistant tuberculosis (STREAM, NiX-TB, ZeNix, TB-PRACTECAL). Dose optimization of rifamycins and repurposed drugs have also brought hopes of further development of safe and effective regimens. Consequently, international and World Health Organization clinical guidelines have been updated multiple times in the last years to keep pace with these advances. OBJECTIVES This narrative review aims to summarize the state-of-the-art on treatment of drug-susceptible and drug-resistant tuberculosis, as well as recent trials results and an overview of ongoing clinical trials. SOURCES A non-systematic literature review was conducted in PubMed and MEDLINE, focusing on the treatment of tuberculosis. Ongoing clinical trials were listed according to the authors' knowledge, and completed consulting clinicaltrials.gov and other publicly available websites (www.resisttb.org/clinical-trials-progress-report, www.newtbdrugs.org/pipeline/trials). CONTENT This review summarizes the recent, major changes in the landscape for drug-susceptible and drug-resistant treatment, with a specific focus on their potential impact on patient outcomes and programmatic TB management. Moreover, insights in host-directed therapies, and advances in pharmacokinetic and pharmacogenomics are discussed. A thorough outline of ongoing therapeutic clinical trials is presented, highlighting different approaches and goals in current TB clinical research. IMPLICATIONS Future research should be directed to individualize regimens and protect these recent breakthroughs by preventing and identifying the selection of drug resistance and providing widespread, affordable, patient-centered access to new treatment options for all people affected by tuberculosis.
- Published
- 2023
- Full Text
- View/download PDF
36. Clinical implications of molecular drug resistance testing for Mycobacterium tuberculosis: a 2023 TBnet/RESIST-TB consensus statement
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José Domínguez, Martin J Boeree, Emmanuelle Cambau, Dumitru Chesov, Francesca Conradie, Vivian Cox, Keertan Dheda, Andrii Dudnyk, Maha R Farhat, Sebastien Gagneux, Martin P Grobusch, Matthias I Gröschel, Lorenzo Guglielmetti, Irina Kontsevaya, Berit Lange, Frank van Leth, Christian Lienhardt, Anna M Mandalakas, Florian P Maurer, Matthias Merker, Paolo Miotto, Barbara Molina-Moya, Florence Morel, Stefan Niemann, Nicolas Veziris, Andrew Whitelaw, Charles R Horsburgh, Christoph Lange, Jose Domínguez, Martin J. Boeree, Maha R. Farhat, Martin P. Grobusch, Matthias I. Gröschel, Anna Maria Mandalakas, Florian Maurer, and Charles Robert Horsburgh
- Subjects
All institutes and research themes of the Radboud University Medical Center ,lnfectious Diseases and Global Health Radboud Institute for Health Sciences [Radboudumc 4] ,Infectious Diseases - Abstract
Contains fulltext : 291526.pdf (Publisher’s version ) (Closed access) Drug-resistant tuberculosis is a substantial health-care concern worldwide. Despite culture-based methods being considered the gold standard for drug susceptibility testing, molecular methods provide rapid information about the Mycobacterium tuberculosis mutations associated with resistance to anti-tuberculosis drugs. This consensus document was developed on the basis of a comprehensive literature search, by the TBnet and RESIST-TB networks, about reporting standards for the clinical use of molecular drug susceptibility testing. Review and the search for evidence included hand-searching journals and searching electronic databases. The panel identified studies that linked mutations in genomic regions of M tuberculosis with treatment outcome data. Implementation of molecular testing for the prediction of drug resistance in M tuberculosis is key. Detection of mutations in clinical isolates has implications for the clinical management of patients with multidrug-resistant or rifampicin-resistant tuberculosis, especially in situations when phenotypic drug susceptibility testing is not available. A multidisciplinary team including clinicians, microbiologists, and laboratory scientists reached a consensus on key questions relevant to molecular prediction of drug susceptibility or resistance to M tuberculosis, and their implications for clinical practice. This consensus document should help clinicians in the management of patients with tuberculosis, providing guidance for the design of treatment regimens and optimising outcomes. 01 april 2023
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- 2023
37. Minimal clinically important difference of the functional independence measure in older adults with hip fracture
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Ilaria Arcolin, Marco Godi, Marica Giardini, Simone Guglielmetti, Lucia Bellotti, and Stefano Corna
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Rehabilitation - Abstract
To investigate the responsiveness and minimal clinically important difference (MCID) of the Functional Independence Measure (FIM) from a clinician’s perspective in hip-fractured elderly undergoing inpatient rehabilitation. Data of 701 hip-fractured elderly admitted to our rehabilitation institute were retrospectively collected. Ten a priori hypotheses were formulated. The effect size of the FIM scores after treatment were large (total = 1.38, motor = 1.78). Moderate correlations were found between the change total score of FIM and Barthel Index (BI, rs = 0.51), Functional Ambulation Categories (FAC, rs = 0.52) and a checklist regarding participants’ independence in transfers (rs = 0.59). The area under the receiving operating characteristics were 0.82, 0.81, and 0.85 when BI, FAC and checklist were used as anchors, respectively. Based on these findings, the FIM showed high responsiveness (9/10 hypotheses met). Triangulation of findings showed that MCIDs of 22 and 21 points were the most appropriate for the FIM total and motor score, respectively. The FIM scale is appropriate for assessing independence and functional recovery in hip-fractured elderly. Improvements of 22 and 21 points at the total and motor FIM were identified as indicators of minimal clinical change in those admitted to a rehabilitation facility with an FIM total score between 40 and 80. This study provides evidence of the high responsiveness of the Functional Independence Measure (FIM) total score and of its motor subscore, while the cognitive subscore is not responsive to change among older adults with hip fractures hospitalized for rehabilitation.After a rehabilitative program, a change of at least 22 points in the FIM total score is clinically important in older adults with hip fractures.This change scores will be useful for researchers and clinicians in order to determine a possible clinically meaningful improvement in independence as a response to rehabilitation after a hip fracture. This study provides evidence of the high responsiveness of the Functional Independence Measure (FIM) total score and of its motor subscore, while the cognitive subscore is not responsive to change among older adults with hip fractures hospitalized for rehabilitation. After a rehabilitative program, a change of at least 22 points in the FIM total score is clinically important in older adults with hip fractures. This change scores will be useful for researchers and clinicians in order to determine a possible clinically meaningful improvement in independence as a response to rehabilitation after a hip fracture.
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- 2023
- Full Text
- View/download PDF
38. Non–Germ Cell Intrascrotal Tumors in Adults: A Retrospective Cohort of Localized and Metastatic Disease From a Tertiary Cancer Center
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Mateus T. Cunha, Camila A. Cardoso, Jamile A. Silva, Guilherme F. Freitas, David Q. Muniz, Giuliano B. Guglielmetti, Mauricio D. Cordeiro, Leonardo Cardili, William C. Nahas, and Jose Mauricio Mota
- Published
- 2023
39. Balance performance in patients with post-acute COVID-19 compared to patients with an acute exacerbation of chronic obstructive pulmonary disease and healthy subjects
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Stefano Corna, Marica Giardini, Simone Guglielmetti, Armando Capelli, Ilaria Arcolin, and Marco Godi
- Subjects
medicine.medical_specialty ,Acute exacerbation of chronic obstructive pulmonary disease ,Rehabilitation ,SARS-CoV-2 ,business.industry ,medicine.medical_treatment ,COVID-19 ,Physical Therapy, Sports Therapy and Rehabilitation ,Sequela ,Timed Up and Go test ,medicine.disease ,Healthy Volunteers ,Pulmonary Disease, Chronic Obstructive ,Balance performance ,Time and Motion Studies ,Internal medicine ,medicine ,Humans ,In patient ,Dynamic balance ,business ,Postural Balance ,Balance (ability) - Abstract
COVID-19 leaves important sequelae in patients, not only in those who had the experience of a critical illness but also in patients with severe form. Understanding the impairments allows us to target rehabilitation to patients' real needs; balance impairments are an assumed sequela of COVID-19, but no study has specifically evaluated balance performance in these patients. Their performance was compared to that of patients with a pulmonary disease that leads to systemic diseases, such as patients with an acute exacerbation of chronic obstructive pulmonary disease (PwAECOPD), and of healthy subjects. A total of 75 subjects were assessed: 25 patients with COVID-19 (PwCOVID) with a severe form in the acute phase, 25 PwAECOPD and 25 healthy subjects sex- and age-matched. A stabilometric platform was used to evaluate static balance, both with eyes open and closed, while the dynamic balance was assessed with the Mini-BESTest and the Timed Up and Go test. When compared to healthy subjects, results showed that PwCOVID had worse performance in both static (P 0.005) and dynamic (P 0.0001) balance, with a large effect size in all measures (0.8). Moreover, PwCOVID showed similar results to those of PwAECOPD. In conclusion, PwCOVID showed a balance deficit in both dynamic and static conditions. Therefore, as for PwAECOPD, they should require not only respiratory rehabilitation but also balance and mobility physiotherapy to prevent today's PwCOVID from becoming tomorrow's fallers.
- Published
- 2021
40. Atrio-ventricular block in a young patient with multisystemic c-antineutrophilic cytoplasmic antibody vasculitis with myocardial involvement: a case report
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Giulia De Zan, Enrico Guido Spinoni, Anna Degiovanni, Greta Rosso, Gabriele Guglielmetti, Gabriele Dell’Era, Vincenzo Cantaluppi, and Giuseppe Patti
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General Medicine ,Cardiology and Cardiovascular Medicine - Published
- 2022
41. Gamification and service quality in bike sharing: an empirical study in Italy
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Maria Giovina Pasca, Martina Toni, Roberta Guglielmetti Mugion, Laura Di Pietro, Maria Francesca Renzi, Pasca, M. G., Guglielmetti Mugion, R., Toni, M., Di Pietro, L., and Renzi, M. F.
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050210 logistics & transportation ,Service quality ,Strategy and Management ,media_common.quotation_subject ,05 social sciences ,General Decision Sciences ,010501 environmental sciences ,Gamification ,01 natural sciences ,General Business, Management and Accounting ,Sustainable and shared mobility ,Loyalty ,Empirical research ,Bike sharing ,0502 economics and business ,Business and International Management ,Marketing ,Psychology ,0105 earth and related environmental sciences ,media_common - Abstract
PurposeBike sharing (BS) is a phenomenon of growing interest in the sustainable mobility field. In recent years, many governments have implemented concrete actions to diffuse the services in cities, trying to encourage citizens' sustainable behavior. Several mobile applications (apps) related to the mobility sector have embedded gamification mechanics applied in non-gaming contexts, able to create and increase user engagement and to manage users' behavior (Deterding et al., 2011). The main purpose of this study is to understand whether app perception influences gamification, and how gamification improves service quality and user loyalty in BS systems.Design/methodology/approachTo examine the impact of gamification on service quality and loyalty, the study performed secondary data collection and qualitative analysis with in-depth interviews. Thereafter, a quantitative analysis was conducted, and the theoretical model was analyzed through structural equation modeling (SEM).Findingsfindings showed that the use of gamification mechanics in BS services improves users' loyalty and directly influences service quality. The gamification tool improves users' engagement, transferring rules, facilitating the achievement of goals and quality standards and enhancing the BS usage.Originality/valueThis study uniquely contributes an understanding of the effect of gamification on service quality and loyalty in BS usage. It also provides some insight for companies and policymakers into implementing gamification mechanics in order to address new challenges for quality management.
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- 2020
42. Effects of Dietary Fibers on Short-Chain Fatty Acids and Gut Microbiota Composition in Healthy Adults: A Systematic Review
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Vinelli V., Biscotti P., Martini D., Del Bo' C., Marino M., Merono T., Nikoloudaki O., Calabrese F. M., Turroni S., Taverniti V., Caballero A. U., Andres-Lacueva C., Porrini M., Gobbetti M., De Angelis M., Brigidi P., Pinart M., Nimptsch K., Guglielmetti S., Riso P., Vinelli V., Biscotti P., Martini D., Del Bo' C., Marino M., Merono T., Nikoloudaki O., Calabrese F.M., Turroni S., Taverniti V., Caballero A.U., Andres-Lacueva C., Porrini M., Gobbetti M., De Angelis M., Brigidi P., Pinart M., Nimptsch K., Guglielmetti S., and Riso P.
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Adult ,Dietary Fiber ,Prebiotics ,human gut microbiota ,intervention studie ,Microbiota ,prebiotic ,short chain fatty acid ,Humans ,Fatty Acids, Volatile ,Human ,Gastrointestinal Microbiome - Abstract
There is an increasing interest in investigating dietary strategies able to modulate the gut microbial ecosystem which, in turn, may play a key role in human health. Dietary fibers (DFs) are widely recognized as molecules with prebiotic effects. The main objective of this systematic review was to: (i) analyze the results available on the impact of DF intervention on short chain fatty acids (SCFAs) production; (ii) evaluate the interplay between the type of DF intervention, the gut microbiota composition and its metabolic activities, and any other health associated outcome evaluated in the host. To this aim, initially, a comprehensive database of literature on human intervention studies assessing the effect of confirmed and candidate prebiotics on the microbial ecosystem was developed. Subsequently, studies performed on DFs and analyzing at least the impact on SCFA levels were extracted from the database. A total of 44 studies from 42 manuscripts were selected for the analysis. Among the different types of fiber, inulin was the DF investigated the most (n = 11). Regarding the results obtained on the ability of fiber to modulate total SCFAs, seven studies reported a significant increase, while no significant changes were reported in five studies, depending on the analytical methodology used. A total of 26 studies did not show significant differences in individual SCFAs, while the others reported significant differences for one or more SCFAs. The effect of DF interventions on the SCFA profile seemed to be strictly dependent on the dose and the type and structure of DFs. Overall, these results underline that, although affecting microbiota composition and derived metabolites, DFs do not produce univocal significant increase in SCFA levels in apparently healthy adults. In this regard, several factors (i.e., related to the study protocols and analytical methods) have been identified that could have affected the results obtained in the studies evaluated. Future studies are needed to better elucidate the relationship between DFs and gut microbiota in terms of SCFA production and impact on health-related markers.
- Published
- 2022
43. Pathological response to neoadjuvant therapy with chemotherapy vs chemoradiotherapy in stage III NSCLC. Contribution of IASLC recommendations
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Roxana Reyes, Sergi Castillo, C. Cases, J. Mases, David Sánchez-Lorente, Maria Mayoral, Silvia Muñoz, Pilar Paredes, Marc Boada, Marta Parera-Roig, Carmen M. Lucena, Francesc Casas, Roberto Martin-Deleon, Daniel Martinez, M. Mollà, Diego Muñoz-Guglielmetti, Ivan Vollmer, and Mariana Benegas
- Subjects
Oncology ,medicine.medical_specialty ,Chemotherapy ,business.industry ,medicine.medical_treatment ,Stage III NSCLC ,Pathological response ,respiratory tract diseases ,Internal medicine ,medicine ,business ,Neoadjuvant therapy ,Chemoradiotherapy - Abstract
Pathological response to neoadjuvant therapy with chemotherapy vs chemoradiotherapy in stage III NSCLC. Contribution of IASLC recommendations
- Published
- 2021
44. A aula de música on-line no ensino superior: considerações emergenciais sobre pedagogia e motivação em tempos de pandemia
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Cássia Carrascoza Bomfim, Silvia Maria Pires Cabrera Berg, Fátima Corvisier, and Eliana C. M. Guglielmetti Sulpicio
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Coronavirus disease 2019 (COVID-19) ,Higher education ,business.industry ,General Earth and Planetary Sciences ,Sociology ,business ,Humanities ,Class (biology) ,Period (music) ,General Environmental Science - Abstract
O presente artigo apresenta algumas considerações sobre pedagogia e motivação nas aulas de música no Ensino Superior, abordando atividades realizadas nos anos letivos de 2020 e 2021, período correspondente à pandemia do Covid 19. Para tal, comentamos os termos relacionados à pedagogia e à motivação e descrevemos atividades aplicadas e vivenciadas nas aulas, que ilustram esta prática em interações emergenciais on-line .
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- 2021
45. Statistics decrypted—a comprehensive review and smartphone-assisted five-step approach for good statistical practice
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Fabio Faber-Castell, Raphael N. Vuille-dit-Bille, Laura C. Guglielmetti, Lukas Fink, University of Zurich, and Vuille-Dit-Bille, Raphael N
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Descriptive statistics ,business.industry ,610 Medicine & health ,computer.software_genre ,2746 Surgery ,Data set ,10180 Clinic for Neurosurgery ,Scripting language ,Statistics ,Smartphone app ,Code (cryptography) ,Medicine ,Surgery ,Paragraph ,business ,computer ,Statistic ,Statistical hypothesis testing - Abstract
Background Statistic scripts are often made by mathematicians and cryptic for clinicians or non-mathematician scientists. Nevertheless, almost all research projects necessitate the application of some statistical tests or at least an understanding thereof. The present review aims on giving an overview of the most common statistical terms and concepts. It further ensures good statistical practice by providing a five-step approach guiding the reader to the correct statistical test. Methods and results First, different types of variables and measurements to describe a data set with means of descriptive statistics are introduced. The basic thoughts and tools of interferential statistics are presented, and different types of bias are discussed. Then in the final paragraph, the most commonly used statistical tests are described. A smartphone app accessible via QR code finally guides the reader in five steps to the correct statistical test, depending on the data used in order to avoid commonly performed mistakes. Conclusions The five-step approach sets a new minimal standard for good statistical practice.
- Published
- 2021
46. Estudo anatômico da região medial do joelho: Análise qualitativa, quantitativa e descrição do ligamento oblíquo anterior
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Pedro Baches Jorge, Melanie Mayumi Horita, Diego Escudeiro de Oliveira, Vanessa Ribeiro de Resende, Luiz Gabriel Betoni Guglielmetti, and Marconde de Oliveira e Silva
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business.industry ,Medicine ,Orthopedics and Sports Medicine ,Surgery ,General Medicine ,business - Abstract
Resumo Objetivo Descrever todas as estruturas ligamentares, capsulares, tendinosas e marcos ósseos da região medial do joelho, assim como uma nova estrutura ligamentar identificada em uma série de dissecções anatômicas de espécimes cadavéricos. Métodos Vinte joelhos de cadáveres foram dissecados para estudar o compartimento medial. As principais estruturas dessa região foram identificadas durante a dissecção. A morfologia das estruturas e sua relação com parâmetros anatômicos conhecidos foram determinados tanto de forma qualitativa quanto de forma quantitativa. Os dados coletados foram analisados e interpretados por meio de estatística descritiva. Resultados Na dissecção de todos os espécimes, foram identificadas todas as estruturas ligamentares já descritas anteriormente no estudo anatômico da porção medial do joelho, e foram realizadas medidas objetivas que podem auxiliar como parâmetros para a reconstrução ligamentar cirúrgica. Foram observados e descritos, ainda, ao se desprender o ligamento colateral medial superficial, uma proeminência óssea imediatamente distal à sua inserção tibial proximal, uma bursa abaixo do ligamento, na qual o mesmo não se mostrava inserido, assim como uma estrutura ligamentar localizada extracapsularmente e com origem na face anterior do epicôndilo medial, seguindo obliquamente em direção à tíbia, aos quais foram dados os nomes, respectivamente, de tubérculo interinsercional, bursa interinsercional e ligamento oblíquo anterior. Conclusão Além da descrição e medida das estruturas e parâmetros já existentes no estudo anatômico da porção medial do joelho, foi possível a descrição de três novas estruturas: o tubérculo interinsercional a bursa interinsercional e o ligamento oblíquo anterior, ainda não descritos na literatura. Essas estruturas foram encontradas em todas as dissecções realizadas.
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- 2021
47. Knee anteromedial compartment dissection: Final results and anterior oblique ligament description
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Diego Escudeiro de Oliveira, Melanie Mayumi Horita, Luiz Gabriel Betoni Guglielmetti, Vanessa Ribeiro de Resende, Cláudio Santili, Marconde de Oliveira e Silva, Aires Duarte, and Pedro Baches Jorge
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Joint Instability ,musculoskeletal diseases ,Knee Joint ,Tibia ,business.industry ,Compartment (ship) ,Oblique case ,Osteoarthritis ,Anatomy ,musculoskeletal system ,medicine.disease ,Biomechanical Phenomena ,Dissection ,medicine.anatomical_structure ,Cadaver ,Ligament ,medicine ,Humans ,Orthopedics and Sports Medicine ,Anterior Cruciate Ligament ,Epicondyle ,business ,Cadaveric spasm ,human activities - Abstract
The anteromedial region of the knee is little explored in the literature and may play an important role in anteromedial rotatory instability. The purpose of this study is to describe a ligamentous structure in the anteromedial region of the knee identified in a series of anatomical dissections of cadaveric specimens. Twenty-one cadaveric knees were dissected to study the medial compartment. Exclusion criteria were signs of trauma, previous surgery, signs of osteoarthritis, and poor preservation state. The main structures of this region were identified during medial dissection. After releasing the superficial medial collateral ligament of the tibia, the anterior oblique ligament (AOL) was isolated. The morphology of the structure and its relationship with known anatomical parameters were determined. For the statistical analysis, the means and standard deviations were calculated for continuous variables. A 95% confidence interval was defined as significant. Student's t-tests were used for continuous variables. After dissection, a distinct ligamentous structure (AOL) was found in the medial region of the knee. This structure was found in 100% of the cases, was located extracapsularly and originated in the anterior aspect of the medial epicondyle, running obliquely toward the tibia. When crossing the joint, the ligament presented a fan-shaped opening, exhibiting a larger area at the tibial insertion. The AOL had a mean thickness of 6.83 ± 1.51 mm at its femoral origin and 13.39 ± 2.64 at its tibial insertion. It had a significantly (p = 0.0001) longer mean length with the knee at 90° of flexion (35.27 ± 6.59 mm) than with the knee in total extension (27.89 ± 5.46 mm), indicating that the ligament is tensioned in flexion. A new structure was identified in the anteromedial compartment of the knee with a ligamentous appearance. Further studies are necessary to identify its importance on knee stability. This study demonstrates the anatomy of a new medial structure of the knee. As a result, there will be a better understanding of the stability of the knee.
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- 2021
48. Understanding the benefits of horticultural therapy on paediatric patient's well-being during hospitalisation
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Elisa Menicucci, Roberta Guglielmetti Mugion, Menicucci, Elisa, and GUGLIELMETTI MUGION, Roberta
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medicine.medical_specialty ,business.industry ,Strategy and Management ,General Decision Sciences ,Context (language use) ,02 engineering and technology ,General Business, Management and Accounting ,030227 psychiatry ,03 medical and health sciences ,0302 clinical medicine ,Mood ,Empirical research ,020401 chemical engineering ,Family medicine ,Horticultural therapy ,Well-being ,Health care ,medicine ,0204 chemical engineering ,Business and International Management ,business ,Inclusion (education) ,Paediatric patients - Abstract
PurposeThe aim of this study is to undertake a systemic literature review (SLR) of horticultural therapy and to explore whether its inclusion in a healthcare programme can enhance hospitalised children's well-being.Design/methodology/approachAn empirical study was developed using a mixed methods approach to monitor stakeholders' perceptions of horticultural therapy. Specifically, hospitalised children (N = 31) and their families (N = 21), as well as medical and nursing staff (N = 3), were engaged in the empirical study. Qualitative and quantitative surveys were developed, involving two paediatric units in an Italian hospital.FindingsThe authors’ findings show a significant improvement of children's mood and psycho-physical well-being following horticultural therapy. The authors found positive effects of interactive horticultural therapy on hospitalised paediatric patients and their parents. Parents perceived a positive influence on their mood and found the therapy very beneficial for their children. Qualitative analyses of children's and parents' comments (and related rankings) revealed the helpful support role of horticultural therapy in dealing with the hospitalisation period. There is a very limited number of studies that have inspected co-therapy implementation in paediatric hospitals, and to the best of the authors' knowledge, no study has yet examined the effect of horticultural therapy in such a context. The practice of horticultural therapy with children in health settings has been documented in some Italian hospitals, but its effectiveness has not yet been well established in the literature.Originality/valueThe authors’ findings could provide useful insights to clinicians, health managers and directors in creating and sustaining a successful group co-therapy programme under the managed healthcare system.
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- 2020
49. Drug-associated adverse events in the treatment of multidrug-resistant tuberculosis: an individual patient data meta-analysis
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L Guglielmetti, Maia Kipiani, Petros Isaakidis, SK Brode, Jonathon R. Campbell, Parvaneh Baghaei, Payam Nahid, Rafael Laniado-Laborín, Lorenzo Guglielmetti, Zhiyi Lan, D Falzon, L Barkane, Vicky Chang, Dafne Paiva Rodrigues, D Menzies, R Singla, Denise Rodrigues, Z Lan, Noor Azlinda Ahmad, JR Campbell, R Laniado-Laborín, Jcm Brust, Nafees Ahmad, Christoph Lange, Andrea Benedetti, Dick Menzies, Zarir F Udwadia, P Nahid, Sarah K. Brode, A Benedetti, RR Kempker, P Baghaei, M Kipiani, Liga Kuksa, Rupak Singla, James C.M. Brust, Linda Barkane, Zarir F. Udwadia, Dennis Falzon, L Kuksa, P Isaakidis, Russell R. Kempker, Vwl Chang, Centre d'Immunologie et de Maladies Infectieuses (CIMI), and Institut National de la Santé et de la Recherche Médicale (INSERM)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)
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Male ,Collaborative Group for the Meta-Analysis of Individual Patient Data in MDR-TB treatment 2017 ,Antitubercular Agents ,Clofazimine ,chemistry.chemical_compound ,0302 clinical medicine ,Moxifloxacin ,Levofloxacin ,Tuberculosis, Multidrug-Resistant ,030212 general & internal medicine ,Diarylquinolines ,Lung ,ComputingMilieux_MISCELLANEOUS ,Incidence ,Pulmonary ,Multidrug-Resistant ,Aminosalicylic Acid ,3. Good health ,Infectious Diseases ,6.1 Pharmaceuticals ,Meta-analysis ,Public Health and Health Services ,Female ,Infection ,Fluoroquinolones ,medicine.drug ,Adult ,Pulmonary and Respiratory Medicine ,Canada ,medicine.medical_specialty ,Tuberculosis ,Drug-Related Side Effects and Adverse Reactions ,Clinical Sciences ,Article ,03 medical and health sciences ,Rare Diseases ,Internal medicine ,medicine ,Humans ,Adverse effect ,Tuberculosis, Pulmonary ,Other Medical and Health Sciences ,business.industry ,Prevention ,Linezolid ,Evaluation of treatments and therapeutic interventions ,Mycobacterium tuberculosis ,medicine.disease ,[SDV.MP.BAC]Life Sciences [q-bio]/Microbiology and Parasitology/Bacteriology ,Discontinuation ,Emerging Infectious Diseases ,Orphan Drug ,Good Health and Well Being ,030228 respiratory system ,chemistry ,Antimicrobial Resistance ,Bedaquiline ,business - Abstract
We regret that this article is behind a paywall., BACKGROUND: Treatment of multidrug-resistant tuberculosis requires long-term therapy with a combination of multiple second-line drugs. These drugs are associated with numerous adverse events that can cause severe morbidity, such as deafness, and in some instances can lead to death. Our aim was to estimate the absolute and relative frequency of adverse events associated with different tuberculosis drugs to provide useful information for clinicians and tuberculosis programmes in selecting optimal treatment regimens. METHODS: We did a meta-analysis using individual-level patient data that were obtained from studies that reported adverse events that resulted in permanent discontinuation of anti-tuberculosis medications. We used a database created for our previous meta-analysis of multidrug-resistant tuberculosis treatment and outcomes, for which we did a systematic review of literature published between Jan 1, 2009, and Aug 31, 2015 (updated April 15, 2016), and requested individual patient-level information from authors. We also considered for this analysis studies contributing patient-level data in response to a public call made by WHO in 2018. Meta-analysis for proportions and arm-based network meta-analysis were done to estimate the incidence of adverse events for each tuberculosis drug. FINDINGS: 58 studies were identified, including 50 studies from the updated individual patient data meta-analysis for multidrug-resistant tuberculosis treatment. 35 of these studies, with 9178 patients, were included in our analysis. Using meta-analysis of proportions, drugs with low risks of adverse event occurrence leading to permanent discontinuation included levofloxacin (1·3% [95% CI 0·3-5·0]), moxifloxacin (2·9% [1·6-5·0]), bedaquiline (1·7% [0·7-4·2]), and clofazimine (1·6% [0·5-5·3]). Relatively high incidence of adverse events leading to permanent discontinuation was seen with three second-line injectable drugs (amikacin: 10·2% [6·3-16·0]; kanamycin: 7·5% [4·6-11·9]; capreomycin: 8·2% [6·3-10·7]), aminosalicylic acid (11·6% [7·1-18·3]), and linezolid (14·1% [9·9-19·6]). Risk of bias in selection of studies was judged to be low because there were no important differences between included and excluded studies. Variability between studies was significant for most outcomes analysed. INTERPRETATION: Fluoroquinolones, clofazimine, and bedaquiline had the lowest incidence of adverse events leading to permanent drug discontinuation, whereas second-line injectable drugs, aminosalicylic acid, and linezolid had the highest incidence. These results suggest that close monitoring of adverse events is important for patients being treated for multidrug-resistant tuberculosis. Our results also underscore the urgent need for safer and better-tolerated drugs to reduce morbidity from treatment itself for patients with multidrug-resistant tuberculosis.
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- 2020
50. The 'service excellence chain': an empirical investigation in the healthcare field
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Roberta Guglielmetti Mugion, Martina Toni, Laura Di Pietro, Flaminia Musella, Guglielmetti Mugion, Roberta, Musella, Flaminia, Di Pietro, Laura, and Toni, Martina
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Service (business) ,Service quality ,Knowledge management ,Computer science ,business.industry ,Strategy and Management ,media_common.quotation_subject ,05 social sciences ,General Decision Sciences ,Linkage (mechanical) ,General Business, Management and Accounting ,Structural equation modeling ,law.invention ,Empirical research ,law ,Excellence ,0502 economics and business ,050211 marketing ,Customer satisfaction ,Internal validity ,Business and International Management ,business ,050203 business & management ,media_common - Abstract
PurposeThe linkage between internal and external satisfaction is an understudied topic in the service field. This study aims to address this gap by proposing an original research model, the service excellence chain (SEC), that connects the internal and external perspectives by conjoining performance-excellence models and the service-profit-chain approach. Theoretical assumptions and quantitative measures are proposed by using advanced statistical techniques.Design/methodology/approachThe SEC is investigated through an empirical study in the healthcare sector, focusing on an Italian hospital and involving two of its core units. Qualitative and quantitative approaches were used. First, internal and external customer satisfaction were separately tested through structural equation modeling. The linkage between internal and external satisfaction is then proposed by mathematically defining a synthetic index, the internal and external customer satisfaction index (IEGSI), modeled through Bayesian networks (BNs) and object-oriented BNs to provide an overall measure able to predict organizational improvement.FindingsThe distinct measured models show good internal validity and adequate fit both for patients' and employees' perspectives. The IEGSI allows rigorously connecting internal and external satisfaction by developing conjoint scenarios for organizational improvement.Originality/valueThis study proposes the SEC model as an innovative way to connect internal and external satisfaction. The findings can be useful both for private and public organizations and may provide several useful insights for healthcare managers as well as for policy-makers in relation to developing strategies for improving service quality.
- Published
- 2020
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