Right heart failure (HF) is one of the most important predictors of outcomes in cardiac disease and pulmonary hypertension. Despite this, there is little known about the mechanisms underlying right HF, and currently there are no therapies that directly and selectively target the right heart. The...
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The Heart Institute is unique in providing a training program where diagnosis, treatment, rehabilitation, prevention, and research all fall within a single setting.
A renowned cardiac surgeon, a champion of innovation, and an experienced and respected administrator, Dr. Thierry Mesana is also a passionate advocate for the University of Ottawa Heart Institute. On September 11, the Heart Institute announced his appointment as its third President and CEO, to...
Meet our research team.
Medical practitioners and researchers from across Canada will gather in Ottawa next week to discuss the latest in brain-heart science, cardiovascular medicine, data science, and patient-centred cardiac rehabilitation.
For more information see the OHRI profile page.
Director: Dr. Darryl Davis Email: ddavis@ottawaheart.ca Manager: Rick Seymour Email: rseymour@ottawaheart.ca 613-696-7000 x19645 Dr. Erik Suuronen, Core Facility Collaborator Dr. Marc Ruel, Core Facility Collaborator
With populations aging in much of the world, the decline of mental capacity in later years is of increasing concern. There has been hope in the medical community that effectively treating high blood pressure and atherosclerosis could slow or delay this decline. In a study of people over the age of...
Dr. Thierry Mesana is a professor of cardiac surgery at the University of Ottawa. He is the past president and chief executive officer of the University of Ottawa Heart Institute, having served in those roles from 2014 to 2024.
Dr. Messika-Zeitoun is a cardiologist in the Division of Cardiology at the University of Ottawa Heart Institute and a full professor in the Faculty of Medicine at the University of Ottawa. He is currently director of the Centre for Valvular Heart Disease and of the Centre for Valvular Heart Disease Mobile Screening Program.
The Metaresearch and Open Science Program is interested in a range of topics including the implementation of open science, the reporting quality of research, data management and sharing best practices, research reproducibility, and patient engagement in research. The team is comprised of members...
It has been little more than a decade since researchers categorized the full suite of genes contained in the human body, but this exciting milestone merely opened up an even more challenging frontier. There turns out to be only about 20,000 genes associated with the famous DNA molecule—a sizable...
Lisa Mielniczuk, MD, is an Associate Professor of Medicine at the University of Ottawa and a Cardiologist and Clinician Investigator at the University of Ottawa Heart Institute. In addition, Dr. Mielniczuk is the Director of the Heart Failure Program and Medical Director of the Pulmonary Hypertension Clinic. Dr. Mielniczuk co-leads the Ottawa region strategic research Innovation Cluster on Heart Failure.
OTTAWA, May 11, 2021 — It was 45 years ago, on May 11, 1976, that the University of Ottawa Heart Institute (UOHI) opened its doors. Founded by visionary cardiac surgeon and researcher Dr. Wilbert J. Keon, what began as a department in The Ottawa Hospital has since flourished into Canada's largest...
Results of the trial are published in the New England Journal of Medicine Researchers at the University of Ottawa Heart Institute (UOHI) comparing the efficacy and safety of two inotropic medicines used to treat patients with cardiogenic shock conclude there is no clinically significant difference...
The University of Ottawa Heart Institute (UOHI) is one of few medical centres in the world offering minimally invasive bypass surgery to address blockages in more than one coronary artery. Our cardiac surgery team has a superior level of experience and skill in performing minimally invasive heart surgery.
Heart valve replacement or repair surgery is usually performed through an incision in the chest. The breastbone is cut so the surgeon can access the heart for surgery. In contrast, minimally invasive heart valve replacement or repair is performed through a small incision between the ribs.
In a research letter published in the Journal of the American College of Cardiology, a group of researchers led by Dr. Marc Ruel of the University of Ottawa Heart Institute (UOHI) conclude that minimally invasive coronary artery bypass grafting (MICS CABG) has “favourable long-term outcomes” for...