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115 results match your criteria: "University of Montreal Hospital Center (CHUM)[Affiliation]"
Neurology
December 2024
From the Department of Medicine (F.N.), Université de Montréal, Québec, Canada; David Geffen School of Medicine at the University of California, Los Angeles (K.G., A.F.); Warren Alpert Medical School of Brown University (J.-S.C.), Providence, RI; Division of Neurology (A.H.), Department of Pediatrics, Sainte-Justine University Hospital Centre, Montréal; Brain and Development Research Axis (A.H., A.G.W.), Centre de Recherche Azrieli du CHU Sainte-Justine, Montréal; Department of Neuroscience (M.R.K., D.K.N.), Université de Montréal; Research Centre of the University of Montreal Hospital Center (CRCHUM) (M.R.K., D.K.N.); Division of Neurology (M.R.K., D.K.N.), University of Montreal Hospital Center (CHUM); Laboratoire d'Imagerie Optique en Neurodéveloppement (LIONlab) (A.G.), CHU Sainte-Justine Research Center, Montréal; Cerebrum (A.G.), Department of Psychology, Université de Montréal, Québec, Canada; Department of Neurological Surgery (N.S.), Northwestern University Feinberg School of Medicine, Chicago, IL; Neuroscience Advanced Clinical Imaging Service (NACIS) (J.Y.-M.Y.), Department of Neurosurgery, The Royal Children's Hospital; Department of Paediatrics (J.Y.-M.Y.), The University of Melbourne; Neuroscience Research (J.Y.-M.Y.), Murdoch Children's Research Institute, Melbourne, Australia; Hope for Hypothalamic Hamartomas Organization (L.S., E.W.); APHM (B.D., D.S.), Timone Hospital, Epileptology and Cerebral Rhythmology, Marseille, France; Jane and John Justin Institute for Mind Health (M.S.P.), Cook Children's Health Care System, Fort Worth, TX; Division of Neurosurgery (K.M., G.M.I.), Hospital for Sick Children; Neurosciences & Mental Health (K.M., G.M.I.), SickKids Research Institute, Toronto, Ontario, Canada; Center for Neuroscience Research (W.D.G.), and Department of Neurology (W.D.G.), Children's National Hospital, George Washington University School of Medicine, Washington, DC; Department of Neurosurgery (D.M.), Université de Sherbrooke, Quebec, Canada; Pediatric Neurology Division (J.F.K.), Barrow Neurological Institute at Phoenix Children's Hospital, AZ; and Department of Neurosurgery (A.F.), David Geffen School of Medicine at the University of California, Los Angeles; Division of Neurosurgery (A.G.W.), Department of Surgery, Sainte-Justine University Hospital Centre, Montréal; Division of Neurosurgery (A.G.W.), Department of Surgery, University of Montreal Hospital Center (CHUM), Montréal, Québec, Canada.
Background And Objectives: There is a paucity of data directly comparing the outcome of surgical techniques available for the treatment of hypothalamic hamartomas (HHs). This study aims to evaluate the safety and efficacy of commonly used surgical approaches in the treatment of HH-related epilepsy.
Methods: A systematic review and individual participant data (IPD) meta-analysis was conducted.
Am J Gastroenterol
November 2024
Division of Gastroenterology, University of Montreal Hospital Center (CHUM), Montreal, Quebec, Canada.
JAMA Surg
December 2024
Ottawa Hospital Research Institute, Ottawa, Ontario, Canada.
Nat Commun
August 2024
Department of Neurology, Yale School of Medicine, New Haven, CT, USA.
Functional coactivation between human brain regions is partly explained by white matter connections; however, how the structure-function relationship varies by function remains unclear. Here, we reference large data repositories to compute maps of structure-function correspondence across hundreds of specific functions and brain regions. We use natural language processing to accurately predict structure-function correspondence for specific functions and to identify macroscale gradients across the brain that correlate with structure-function correspondence as well as cortical thickness.
View Article and Find Full Text PDFFront Neurol
July 2024
Sherbrooke Connectivity Imaging Lab (SCIL), Sherbrooke University, Sherbrooke, QC, Canada.
Introduction: Operculo-insular epilepsy (OIE) is a rare condition amenable to surgery in well-selected cases. Despite the high rate of neurological complications associated with OIE surgery, most postoperative deficits recover fully and rapidly. We provide insights into this peculiar pattern of functional recovery by investigating the longitudinal reorganization of structural networks after surgery for OIE in 10 patients.
View Article and Find Full Text PDFNeurosurg Focus Video
July 2024
Division of Neurosurgery, University of Montreal Hospital Center (CHUM), Montréal, Québec, Canada.
Surgical management of drug-resistant epilepsy (DRE) in patients with multiple periventricular nodular heterotopias (PVNHs) is challenging. Identifying the location of seizure onset within these complex epileptic networks is difficult, and open resection carries risks of injury to surrounding functional white matter tracts such as optic radiations (ORs). The authors demonstrate tractography-assisted laser ablation of a single nodule in a patient with DRE and multiple PVNHs.
View Article and Find Full Text PDFFront Neurol
May 2024
Brain and Development Research Axis, CHU Sainte-Justine Research Centre, Montreal, QC, Canada.
Background: Refractory (RSE) and super-refractory status epilepticus (SRSE) are serious neurological conditions requiring aggressive management. Beyond anesthetic agents, there is a lack of evidence guiding management in these patients. This systematic review and individual participant data meta-analysis (IPDMA) seeks to evaluate and compare the currently available surgical techniques for the acute treatment of RSE and SRSE.
View Article and Find Full Text PDFScand J Gastroenterol
August 2024
Division of Gastroenterology, University of Montreal Hospital Center (CHUM), Montreal, Quebec, Canada.
Background: Adenoma detection rate (ADR) is higher after a positive fecal immunochemical test (FIT) compared to direct screening colonoscopy.
Objective: This meta-analysis evaluated how ADR, the rates of advanced adenoma detection (AADR), colorectal cancer detection (CDR), and sessile serrated lesion detection (SSLDR) are affected by different FIT positivity thresholds.
Methods: We searched MEDLINE, EMBASE, CINAHL, and EBM Reviews databases for studies reporting ADR, AADR, CDR, and SSLDR according to different FIT cut-off values in asymptomatic average-risk individuals aged 50-74 years old.
Clin Gastroenterol Hepatol
November 2024
Division of Gastroenterology, University of Montreal Hospital Center (CHUM), Montreal, Quebec, Canada; University of Montreal Hospital Research Center (CRCHUM), Montreal, Quebec, Canada. Electronic address:
Wearable-based seizure detection devices hold promise in reducing seizure-related adverse events and relieving the daily stress experienced by people with epilepsy. In this work, we present the latest evidence regarding the performance of three seizure detection wearables (eight studies) commercially available in Canada to provide guidance to clinicians. Overall, their ability to detect focal-to-bilateral and/or generalized tonic-clonic seizures ranges between 21.
View Article and Find Full Text PDFOtolaryngol Head Neck Surg
August 2024
Division of Otolaryngology-Head and Neck Surgery, Maisonneuve-Rosemont Hospital, Montréal, Quebec, Canada.
Ann Transl Med
February 2024
Division of Plastic and Reconstructive Surgery, University of Montreal Hospital Center (CHUM), Montreal, Canada.
Background And Objective: Through the centuries the appearance of the male genitalia has always been an important concern for men, symbolizing virility, potency and sexual contentment. Correction of perceived deficiencies and deformities of the male genitalia can be addressed by aesthetic surgery as well as the enhancement its external aspect. If the social acceptance of cosmetic surgery, particularly of women's breasts, dates from the early 1950s, male intimate cosmetic surgery emerged from the shadows about 10 years ago with a medical community still very suspicious and reproachful.
View Article and Find Full Text PDFAnn Transl Med
February 2024
Division of Plastic and Reconstructive Surgery, University of Montreal Hospital Center (CHUM), Montreal, Canada.
Background And Objective: Mastectomies have a significant socio-psychological impact, motivating patients to undergo breast reconstruction. Initially, silicone implants were used to reconstruct the breast. However, breast implants have been the subject of successive crises throughout the years.
View Article and Find Full Text PDFFront Cell Dev Biol
November 2023
Osteoarthritis Research Unit, University of Montreal Hospital Research Center (CRCHUM), Montreal, QC, Canada.
Pain
March 2024
Frontlab, Paris Brain Institute, CNRS UMR 7225, INSERM U1127, Paris, France.
This study aimed to characterize the sensory responses observed when electrically stimulating the white matter surrounding the posterior insula and medial operculum (PIMO). We reviewed patients operated on under awake conditions for a glioma located in the temporoparietal junction. Patients' perceptions were retrieved from operative reports.
View Article and Find Full Text PDFHead Neck
October 2023
Division of Otolaryngology - Head and Neck Surgery, University of Montreal Hospital Center (CHUM), Montréal, Québec, Canada.
Objective: We aimed to determine patterns of alaryngeal voice acquisition and predictive factors of vocal rehabilitation (VR) failure following total laryngectomy (TL) at a large Canadian tertiary care center.
Methods: All consecutive patients having undergone a TL between January 1st, 2011 and December 31st, 2019, at the Centre Hospitalier de l'Université de Montréal were included.
Results: One hundred and ninety-seven laryngectomized patients were identified.
J Can Assoc Gastroenterol
August 2023
Department of Medicine, Division of Gastroenterology, University of Montreal Hospital Research Center (CRCHUM), Montreal, Quebec, Canada.
Background And Aims: Identification and photo-documentation of the ileocecal valve (ICV) and appendiceal orifice (AO) confirm completeness of colonoscopy examinations. We aimed to develop and test a deep convolutional neural network (DCNN) model that can automatically identify ICV and AO, and differentiate these landmarks from normal mucosa and colorectal polyps.
Methods: We prospectively collected annotated full-length colonoscopy videos of 318 patients undergoing outpatient colonoscopies.
Urol Oncol
July 2023
Department of Urology, European Institute of Oncology (IEO) IRCCS, Milan, Italy; Department of Oncology and Hematology-Oncology, University of Milan, Milan, Italy.
Purpose: To determine risk categories for patients with prostate cancer (PCa) in active surveillance (AS) and to test the conditional survival (CS) that examined the effect of event-free survival since AS-entrance.
Materials And Methods: From January 2012 to December 2020 we analyzed 606 patients with PCa enrolled in our AS program. Kaplan-Meier (KM) plots depicted AS-exit rate.
Front Neurol
March 2023
Division of Otorhinolaryngology and Head & Neck Surgery, University of Montreal, Montreal, QC, Canada.
Background: Intraoperative identification of a superior semicircular canal (SSC) dehiscence the middle cranial fossa approach (MCFA) remains a difficult endeavor without a neuronavigation system. To address these challenges, we propose a technique to localize the SSC dehiscence intraoperatively using certain anatomical landmarks.
Method: Three anatomical landmarks should be identified on preoperative radiological images: the distance from the squamous part of the temporal bone to the dehiscent SSC, the lower limit of the craniotomy, and the exact location of the craniotomy in relation to the bony external auditory canal.
Clin Chem Lab Med
June 2023
Hospital Maisonneuve-Rosemont, Grappe OPTILAB, Montreal CHUM, Montreal, QC, Canada.
Objectives: Monitoring quality indicators (QIs) is an important part of laboratory quality assurance (QA). Here, the Canadian Society of Clinical Chemists (CSCC) Point of Care Testing (POCT) and QI Special Interest Groups describe a process for establishing and monitoring QIs for POCT glucose testing.
Methods: Key, error prone steps in the POCT glucose testing process were collaboratively mapped out, followed by risk assessment for each step.
Introduction: Mechanisms underlying sudden unexpected death in epilepsy (SUDEP) are unclear, but autonomic disorders are thought to play a critical role. However, those dysfunctions have mainly been reported in the peri-ictal context of generalized tonic-clonic seizures. Here, we explored whether heart rate variability (HRV), heart rate (HR), and breathing rate (BR) changes could be observed perictally during focal seizures with or without impaired awareness as well as interictally to assess the risk of SUDEP.
View Article and Find Full Text PDFCancers (Basel)
February 2023
Division of Urology, University of Montreal Hospital Center (CHUM), Montreal, QC H2X 3E4, Canada.
Prostate cancer is generally viewed as a slow-growing unaggressive cancer, yet it is one of the most commonly diagnosed cancers and a leading cause of morbidity and mortality in men around the world [...
View Article and Find Full Text PDFOtol Neurotol
March 2023
†Division of Otolaryngology-Head and Neck Surgery, University of Montreal Hospital Center (CHUM), Montreal, QC, Canada.
Objective: Plugging a symptomatic dehiscent superior semicircular canal (SSCC) often leads to a nonfunctional postoperative canal. However, in some instances, a residual function has been described. This study attempts to describe what factors may lead to such residual function.
View Article and Find Full Text PDFPlast Reconstr Surg Glob Open
January 2023
Division of Plastic and Reconstructive Surgery, University of Montreal Hospital Center (CHUM), Montreal, Canada.
Unlabelled: Penile enlargement surgery is the second most desired cosmetic procedure in men worldwide. The mainstay of penile lengthening procedures is a partial release of the penile suspensory ligament system. Concerns regarding erect penis stability after this procedure have been raised by the surgical community.
View Article and Find Full Text PDF