19 results match your criteria: "Ottawa Hospital-Ottawa Hospital Research Institute[Affiliation]"

Article Synopsis
  • The study aimed to track the outcomes of patients with brain arteriovenous malformations (AVMs) who were managed conservatively, revealing key statistics on related morbidity and mortality over a 10-year period.
  • Out of 1010 patients initially recruited, 434 were analyzed, with a majority having unruptured low-grade AVMs, demonstrating a 5% occurrence of serious outcomes and a higher risk in those with a history of rupture or older age.
  • During the follow-up of approximately 3.2 years, 8% of patients experienced major intracranial hemorrhages, highlighting the ongoing risks associated with conservative management of AVMs.
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Purpose: Pulsatile tinnitus can be caused by a high-riding jugular bulb (HRJB), characterized by the superior position of the jugular bulb in the petrous temporal bone. The anatomical position and morphology of this entity make it challenging for endovascular treatment. We report our experience with two patients successfully treated with a stent-assisted Woven EndoBridge (WEB; Microvention, Tustin, CA, USA) device.

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Background: Limited research exists regarding the impact of neuroimaging on endovascular thrombectomy (EVT) decisions for late-window cases of large vessel occlusion (LVO) stroke.

Objective: T0 assess whether perfusion CT imaging: (1) alters the proportion of recommendations for EVT, and (2) enhances the reliability of EVT decision-making compared with non-contrast CT and CT angiography.

Methods: We conducted a survey using 30 patients drawn from an institutional database of 3144 acute stroke cases.

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Aims: Social robots are arriving to the modern healthcare system. Whether patients with heart failure, a prevalent chronic disease with high health and human costs would derive benefit from a social robot intervention has not been investigated empirically. Diverse healthcare provider's perspectives are needed to develop an acceptable and feasible social robot intervention to be adopted for the clinical benefit of patients with heart failure.

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Cerebral venous thrombectomy using the indigo lightning system and Fogarty maneuver as a bailout technique.

J Neuroradiol

June 2024

Section of Interventional Neuroradiology, The Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada; Division of Neurosurgery, Department of Surgery, The Ottawa Hospital - Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada.

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Background: Merkel cell carcinoma (MCC) is a rare, aggressive skin cancer that most commonly occurs in ultraviolet-exposed body sites. The epidemiology of MCC in different geographies and populations is not well characterized.

Objectives: The objective of this systematic review is to summarize evidence on the incidence, mortality and survival rates of MCC from population-based studies.

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Article Synopsis
  • Vasospasm and delayed cerebral ischemia (DCI) significantly contribute to morbidity and mortality following aSAH, but there's a lack of standardized approaches for their diagnosis and management among neurointerventionalists.
  • An anonymous online survey of 201 physicians revealed that daily transcranial Doppler was the most widely used screening method, yet methods of endovascular treatment varied greatly, with only 58% considering it for symptomatic vasospasm.
  • The study underscores the diversity in practices for diagnosing and managing vasospasm within the neurointerventional community and suggests the need for more consistency in treatment protocols.
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The renin-angiotensin system (RAS) operates within adipose tissue. Obesity-related changes can affect adipose RAS, predisposing to hypertension, type 2 diabetes, and possibly severe COVID-19. We evaluated the research on human adipose RAS and identified gaps in the literature.

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Medical ID use by international patients with Aspirin-Exacerbated Respiratory Disease.

Allergy Asthma Clin Immunol

March 2023

Department of Otolaryngology-Head and Neck Surgery, University of Ottawa, The Ottawa Hospital. Ottawa Hospital Research Institute, 1053 Carling Ave, 259-737 Parkdale Ave, Ottawa, ON, Canada.

Background: Patients widely use medical identification (ID) to indicate their food and drug allergies, and chronic medical conditions. One chronic condition for which patients are recommended to use a form of medical ID is Aspirin-Exacerbated Respiratory Disease (AERD), a disease characterized by the presence of asthma, chronic rhinosinusitis with nasal polyps and sensitivity to aspirin and other COX-1 inhibitors, including nonsteroidal anti-inflammatory drugs (NSAIDs). The uptake of medical ID use in AERD is unknown and has not been widely studied in this population.

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Characteristics and outcomes of patients with COVID-19 admitted to hospital and intensive care in the first phase of the pandemic in Canada: a national cohort study.

CMAJ Open

March 2021

Division of Infectious Diseases, Department of Medicine (Lee), McGill University, Montréal, Que.; Ajmera Transplant Centre (Kumar), University Health Network, Toronto, Ont.; Department of Critical Care Medicine (Dechert), Brantford General Hospital, Brantford, Ont.; Department of Medicine (Sandhu), St. Michael's Hospital, Toronto, Ont.; School of Rehabilitation Science (Kho, O'Grady), McMaster University, Hamilton, Ont.; St. Joseph's Healthcare (Kelly), Hamilton, Ont.; Island Health Authority (Ovakim), Victoria, BC; Department of Anesthesiology and Department of Medicine - Critical Care Division (Carrier), Centre hospitalier de l'Université de Montréal, Montréal, Que.; Department of Medicine (Daneman), Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ont.; Faculté de médecine de l'Université de Montréal (Tessier-Grenier), Université de Montréal, Montréal, Que.; Vancouver Island Health Authority (Wood), Victoria, BC; Department of Medicine (Gu), McGill University, Montréal, Que.; Children's Hospital of Eastern Ontario Research Institute (O'Hearn), Ottawa, Ont.; Department of Community Health Sciences (Stelfox), University of Calgary, Calgary, Alta.; UBC Faculty of Medicine (Douglas), University of British Columbia, and Island Health, Vancouver, BC; Department of Medicine (Fowler), University of Toronto, Toronto, Ont.; Faculty of Medicine (Solomon), McGill University, Montréal, Que.; Department of Pediatrics (Goco) and of Critical Care Medicine (Guerguerian), The Hospital for Sick Children, Toronto, Ont.; Department of Medicine (Hsu), McGill University, Montréal, Que.; Divisions of Infectious Diseases and Medical Microbiology (Cheng), McGill University Health Centre, Montréal, Que.; Department of Medicine (Swanson), University of Victoria, Victoria, BC; Department of Medicine (Hall), Dalhousie University, Halifax, NS; Department of Medicine (Pitre), McMaster University, Hamilton, Ont.; Department of Pediatrics (Jouvet), Sainte-Justine Hospital, Université de Montréal, Montréal, Que.; Ottawa Hospital Research Institute (Pharand), Ottawa, Ont.; Department of Critical Care Medicine (Fiest), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Faculty of Medicine, University of British Columbia, and Island Health (Reel), Victoria, BC; Department of Medicine (Tsang), McMaster University, Hamilton, Ont., and Niagara Health (Tsang), St. Catharines, Ont.; Grand River Hospital (Kruisselbrink), Kitchener, Ont.; Department of Family Medicine and Emergency Medicine (Archambault), Université Laval, Laval, Que.; Department of Medicine (Rishu), Sunnybrook Health Sciences Centre, Toronto, Ont.; Department of Medicine (Codan), University of Calgary, Calgary, Alta.; Departments of Medicine (Rewa, Sligl), of Critical Care Medicine (Kutsogiannis) and of Pediatrics (Joffe), University of Alberta, Edmonton, Alta.; Department of Medicine (Shadowitz), Sunnybrook Health Sciences Centre, Toronto, Ont.; Department of Medicine (Sarfo-Mensah), The Ottawa Hospital/Ottawa Hospital Research Institute, Ottawa, Ont.; Department of Medicine (Lamontagne), Université de Sherbrooke, Sherbrooke, Que.; Department of Pediatrics (Menon), University of Ottawa, Ottawa, Ont.; McGill University Health Centre (Atique), Montréal, Que.; William Osler Health System (Richardson), Toronto, Ont.; Joseph Brant Hospital (Reeve), Burlington, Ont.; Department of Pediatrics (Murthy), University of British Columbia, Vancouver, BC.

Background: Clinical data on patients admitted to hospital with coronavirus disease 2019 (COVID-19) provide clinicians and public health officials with information to guide practice and policy. The aims of this study were to describe patients with COVID-19 admitted to hospital and intensive care, and to investigate predictors of outcome to characterize severe acute respiratory infection.

Methods: This observational cohort study used Canadian data from 32 selected hospitals included in a global multisite cohort between Jan.

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Introduction: Women have historically been under-represented in randomised controlled trials (RCTs), including many landmark RCTs that established standards of care. In light of this fact, some modern researchers are calling for replication of earlier landmark trials with women only. This approach is ethically concerning, in that it would require some enrolled women to be deprived of treatments that are currently considered standard of care.

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After completing anticoagulation therapy for acute venous thromboembolism (VTE), patients with unprovoked VTE are at increased risk of recurrent thrombotic events. Recent studies suggest a risk of nearly 10% in the first year after stopping anticoagulants and 30% at 8 years. Therefore, it is important to consider extended anticoagulation for secondary prevention in these high-risk patients.

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Use of Electronic Consultation System to Improve Access to Care in Pediatric Hematology/Oncology.

J Pediatr Hematol Oncol

October 2017

*Division of Pediatric Hematology/Oncology §Children's Hospital of Eastern Ontario ‡‡Division of Pediatric Cardiology, Children's Hospital of Eastern Ontario Departments of †Anesthesiology and Pain Medicine #Medicine ∥Family Medicine, University of Ottawa ‡Children's Hospital of Eastern Ontario Research Institute ¶CT Lamont Primary Healthcare Research Centre, Bruyere Research Institute **Division of Endocrinology/Metabolism, The Ottawa Hospital ††Ottawa Hospital Research Institute, Ottawa, ON, Canada.

Background: Electronic consultations (eConsult) allow for communication between primary care providers and specialists in an asynchronous manner. This study examined provider satisfaction, topics of interest, and efficiency of eConsult in pediatric hematology/oncology in Ottawa, Canada.

Methods: We conducted a cross-sectional assessment of all eConsult cases directed to pediatric hematology/oncology specialists using the Champlain BASE (Building Access to Specialists through eConsultation) eConsult service from June 1, 2014 to May 31, 2016.

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Is the hip capsule thicker in diseased hips?

Bone Joint Res

November 2016

Department of Medical Imaging, The Ottawa Hospital, General Campus, 501 Smyth Road, Ottawa, Ontario, K1H 8L6, Canada.

Objectives: The purpose of this study was to compare the thickness of the hip capsule in patients with surgical hip disease, either with cam-femoroacetabular impingement (FAI) or non-FAI hip pathology, with that of asymptomatic control hips.

Methods: A total of 56 hips in 55 patients underwent a 3Tesla MRI of the hip. These included 40 patients with 41 hips with arthroscopically proven hip disease (16 with cam-FAI; nine men, seven women; mean age 39 years, 22 to 58) and 25 with non-FAI chondrolabral pathology (four men, 21 women; mean age 40 years, 18 to 63) as well as 15 asymptomatic volunteers, whose hips served as controls (ten men, five women; mean age 62 years, 33 to 77).

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Should de-escalation of bone-targeting agents be standard of care for patients with bone metastases from breast cancer? A systematic review and meta-analysis.

Ann Oncol

November 2015

Department of Medicine and Division of Medical Oncology, The Ottawa Hospital Ottawa Hospital Research Institute and Department of Medicine, University of Ottawa

Background: De-escalation of bone-targeted agents, such as bisphosphonates and denosumab, from 4- to 12-weekly dosing is an increasingly used strategy in patients with bone metastases from breast cancer. It is unclear whether there is sufficient evidence to support de-escalation as a standard of care.

Methods: A systematic review of randomized trials comparing standard 4-weekly administration of bone-targeted agents with de-escalated (Q12-weekly) dosing in breast cancer patients was carried out.

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Management of pregnancy associated venous-thromboembolism: a survey of practices.

Thromb J

June 2014

Thrombosis Program, Division of Hematology, Department of Medicine, University of Ottawa-The Ottawa Hospital, Ottawa, Canada ; Clinical Epidemiology Unit, Ottawa Health Research Institute, Ottawa, Canada.

Introduction: Low-molecular-weight heparin (LMWH) is frequently recommended for the treatment of pregnancy associated venous thromboembolism (PAVTE). Given that prior reports have suggested a wide variation in dosing of LMWH in pregnancy and the use of anti-Xa monitoring in pregnancy, the principal aim of this survey was to assess current practices for the management of PAVTE.

Methods: An electronic survey was conducted.

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Introduction: The role of the Wells score for patients who develop signs and symptoms of pulmonary embolism (PE) during hospitalization has not been sufficiently validated. The aim of this study is to evaluate the performance of the Wells score for inpatients with suspected PE and to evaluate the prevalence of pulmonary embolism.

Materials And Methods: We conducted a cross sectional study nested in the prospective Institutional Registry of Thromboembolic Disease at Hospital Italiano de Buenos Aires from June 2006 to March 2011.

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Intermediate doses of low-molecular-weight heparin for the long-term treatment of pregnancy thromboembolism. A systematic review.

Thromb Haemost

March 2014

Dr. Marc Rodger, Thrombosis Program, Ottawa Hospital-Ottawa Hospital Research Institute, General Campus-Centre for Practice Changing Research, 501 Smyth Road, Rm L2265e, Box 201A, Ottawa, Ontario K1H 8L6, Canada, Tel.: +1 613 737 8899 ext 79084, Fax: +1 613 739 6102, E-mail:

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