Background Few epidemiologic cohort studies have evaluated atrial flutter (flutter) as an
arrhythmia distinct from atrial fibrillation (AF). Objective The purpose of this study was to …

This report presents the outcome of a cohort of 94 patients with atrial fibrillation from the
Canadian Registry of Atrial Fibrillation, in which we paid particular attention to the probability of …

Introduction: The combination of head‐up tilt and incremental lower body negative pressure
has shown promise in the diagnosis of orthostatic hypotension and neurocardiogenic …

Background Autonomic dysfunction including sudomotor abnormalities have been reported
in association with SARS-CoV-2 infection. Objective There are no previous studies that have …

… Paul LeLorier …

A 24-year-old female patient with a history of congenitally corrected transposition of the
great arteries (ccTGA) and Wolff-Parkinson-White (WPW) syndrome status post multiple …

Sudden cardiac death is a frequent cause of death and has been well studied in the setting
of both ischemic and dilated cardiomyopathies. The primary and secondary prevention of …

An 82-year-old woman with uncontrolled hypertension and occasional exertional dyspnea
was found to be in intermittent left bundle branch block (LBBB). Her laboratory results, …

An 11-year-old boy with autism and focal idio-pathic epilepsy presented to the emergency
department at an outside hospital after sudden onset of recurrent vomiting. He was nonverbal …

Cardiac perforation is the most feared and, fortunately, one of the more rare complications of
pacemaker implantation. Despite its rarity, when cardiac perforation occurs the results can …