Guillaume Marquis‐Gravel

ORCID: 0000-0003-2965-1504
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About
Contact & Profiles
Research Areas
  • Antiplatelet Therapy and Cardiovascular Diseases
  • Coronary Interventions and Diagnostics
  • Cardiac Valve Diseases and Treatments
  • Acute Myocardial Infarction Research
  • Atrial Fibrillation Management and Outcomes
  • Cardiac Imaging and Diagnostics
  • Cardiac Structural Anomalies and Repair
  • Venous Thromboembolism Diagnosis and Management
  • Infective Endocarditis Diagnosis and Management
  • Lipoproteins and Cardiovascular Health
  • Cardiac, Anesthesia and Surgical Outcomes
  • Cardiovascular Function and Risk Factors
  • Diabetes Treatment and Management
  • Health Systems, Economic Evaluations, Quality of Life
  • Aortic Disease and Treatment Approaches
  • Vascular Procedures and Complications
  • Cardiovascular Issues in Pregnancy
  • Cardiac Arrhythmias and Treatments
  • Cardiac electrophysiology and arrhythmias
  • Blood Pressure and Hypertension Studies
  • Mechanical Circulatory Support Devices
  • Heart Failure Treatment and Management
  • Cardiovascular and exercise physiology
  • Inflammatory mediators and NSAID effects
  • Metabolism, Diabetes, and Cancer

Université de Montréal
2016-2025

Montreal Heart Institute
2016-2025

Clinical Research Institute
2018-2025

Duke Medical Center
2019-2025

Duke University
2018-2024

Duke University Health System
2023

University of California, San Francisco
2023

Polytechnique Montréal
2023

University of Ottawa
2023

Duke University Hospital
2022

The appropriate dose of aspirin to lower the risk death, myocardial infarction, and stroke minimize major bleeding in patients with established atherosclerotic cardiovascular disease is a subject controversy.Using an open-label, pragmatic design, we randomly assigned strategy 81 mg or 325 per day. primary effectiveness outcome was composite death from any cause, hospitalization for stroke, assessed time-to-event analysis. safety bleeding, also analysis.A total 15,076 were followed median...

10.1056/nejmoa2102137 article EN New England Journal of Medicine 2021-05-15

Stroke remains a devastating complication of transcatheter aortic valve replacement (TAVR), which has persisted despite refinements in technique and increased operator experience. While cerebral embolic protection devices (EPDs) have been developed to mitigate this risk, data regarding their impact on stroke other outcomes after TAVR are limited.

10.1161/circulationaha.120.052874 article EN Circulation 2021-02-23

As a result of the widespread use reperfusion therapies and secondary prevention over last 30 years, there has been dramatic reduction in risk mortality development heart failure (HF) following acute myocardial infarction (MI). Despite this, chronic HF remains common occurrence days, months, years MI. Neurohormonal inhibition mainstay pharmacologic MI, with recent trials showing an additive benefit neprilysin inhibitor or sodium glucose co-transporter 2 reducing but no significant effect on...

10.1016/j.jchf.2024.04.025 article EN cc-by JACC Heart Failure 2024-06-12

Abstract The coronary angiogram is the gold standard for evaluating severity of artery disease stenoses. Presently, assessment conducted visually by cardiologists, a method that lacks standardization. This study introduces DeepCoro, ground-breaking AI-driven pipeline integrates advanced vessel tracking and video-based Swin3D model was trained validated on dataset comprised 182,418 angiography videos spanning 5 years. DeepCoro achieved notable precision 71.89% in identifying segments...

10.1038/s41746-024-01134-4 article EN cc-by npj Digital Medicine 2024-05-23

<h3>Importance</h3> Determining the right dosage of aspirin for secondary prevention treatment atherosclerotic cardiovascular disease (ASCVD) remains an unanswered and critical question. <h3>Objective</h3> To report rationale design a randomized clinical trial to determine optimal be used ASCVD, using innovative research method. <h3>Design, Setting, Participants</h3> This pragmatic, open-label, patient-centered, is being conducted in 15 000 patients within National Patient-Centered Clinical...

10.1001/jamacardio.2020.0116 article EN JAMA Cardiology 2020-03-18

BACKGROUND: Coronary artery bypass grafting (CABG) is the recommended mode of revascularization in patients with ischemic left ventricular dysfunction (iLVSD) and multivessel disease. However, contemporary percutaneous coronary intervention (PCI) outcomes have improved integration novel technologies refinement strategies, PCI often used clinical practice this population. There a lack evidence from randomized trials comparing state-of-the-art versus CABG for treatment iLVSD This was impetus...

10.1161/circinterventions.122.012527 article EN Circulation Cardiovascular Interventions 2023-08-01

Objectives The objective was to assess the effect of ultrasound (US)‐guidance compared anatomical landmark (AL) approach in patients requiring femoral artery (FA) access for coronary angiography/percutaneous interventions (PCI). Background US‐guidance has been proposed as a strategy optimize FA access, potentially leading decreased vascular complications. Methods Patients angiography/PCI were randomized US‐guided or AL approaches. primary endpoint composite immediate procedural outcomes, and...

10.1111/joic.12492 article EN Journal of Interventional Cardiology 2018-01-25

Mechanical circulatory support (MCS) devices can be used in high-risk percutaneous coronary intervention (PCI). Our objective was to describe trends and outcomes of prophylactic MCS use elective PCI for patients with stable artery disease the American College Cardiology National Cardiovascular Data Registry's CathPCI registry.Among 2 108 715 consecutive undergoing registry between 2009 2018, we examined patterns MCS. Propensity score models inverse probability treatment weighting compared...

10.1161/circinterventions.121.011534 article EN Circulation Cardiovascular Interventions 2022-05-01

Large outcome trials have demonstrated cardiovascular benefits of selected glucagon-like peptide-1 (GLP-1) receptor agonists. We examined coronary disease outcomes in the Harmony Outcomes trial GLP-1 agonist albiglutide.

10.1093/ehjcvp/pvae006 article EN European Heart Journal - Cardiovascular Pharmacotherapy 2024-01-25

Acute coronary syndromes (ACS), encompassing conditions like ST-elevation myocardial infarction (STEMI) and non-ST-elevation acute (NSTE-ACS), represent a significant challenge in cardiovascular care due to their complex pathophysiology substantial impact on morbidity mortality. The 2023 European Society of Cardiology (ESC) guidelines for ACS management introduce several updates key areas such as invasive treatment timing NSTE-ACS, pre-treatment strategies, approaches multivessel disease,...

10.3390/jcm13071885 article EN Journal of Clinical Medicine 2024-03-25

In the Surgical Treatment for Ischaemic Heart Failure Trial Extension Study (STICHES), coronary artery bypass grafting (CABG) improved outcomes of patients with ischaemic left ventricular dysfunction receiving medical therapy, whereas in Revascularization Ischaemia Ventricular Dysfunction trial (REVIVED-BCIS2), percutaneous intervention (PCI) did not. The aim this study was to explore differences participants treated therapy alone STICHES vs. REVIVED-BCIS2 and assess incremental benefit CABG...

10.1093/eurheartj/ehaf080 article EN cc-by European Heart Journal 2025-03-06
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