Background One quarter of strokes are of unknown cause, and subclinical atrial fibrillation
may be a common etiologic factor. Pacemakers can detect subclinical episodes of rapid atrial …

Background— Dabigatran 150 and 110 mg twice a day and warfarin are effective for stroke
prevention in atrial fibrillation. The purpose of this study was to compare their risks of …

Objectives : This study was designed to identify all randomized clinical trial data evaluating
angiotensin-converting enzyme inhibitors or angiotensin receptor blockers for the prevention …

Background— Among patients with implantable pacemakers and defibrillators, subclinical
atrial fibrillation (SCAF) is associated with an increased risk of stroke; however, there is limited …

The Canadian Cardiovascular Society (CCS) atrial fibrillation (AF) guidelines program was
developed to aid clinicians in the management of these complex patients, as well as to …

Background Surgical occlusion of the left atrial appendage has been hypothesized to
prevent ischemic stroke in patients with atrial fibrillation, but this has not been proved. The …

… Healey can be contacted at jeff . healey@ phri . ca or at the Population Health Research
Institute, McMaster Uni‑ versity, 237 Barton St. E., Hamilton ON L8L 2X2, Canada. …

Background— Dabigatran reduces ischemic stroke in comparison with warfarin; however,
given the lack of antidote, there is concern that it might increase bleeding when surgery or …

Background Recurrent ventricular tachycardia among survivors of myocardial infarction with
an implantable cardioverter–defibrillator (ICD) is frequent despite antiarrhythmic drug …

Background Many patients requiring pacemaker or implantable cardioverter–defibrillator (ICD)
surgery are taking warfarin. For patients at high risk for thromboembolic events, …