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When Guidelines Conflict: Managing Atrial Fibrillation in the ED

In Featured by Lorne CostelloLeave a Comment

Atrial fibrillation (AF) is the most common arrhythmia with a prevalence of 1-2% in Canada.​1​ On an ECG, AF is recognized by an irregularly irregular rhythm lacking p waves (Figure 1). In addition to the clinical and pathophysiological pattern, AF can be categorized as “valvular AF” (VAF) or “nonvalvular AF” (NVAF). While there are varying definitions for VAF, it is usually restricted to AF in the presence of a mechanical heart valve, moderate …

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Pacemaker Essentials: Complications You Must Know

In Medical Concepts by Lorne Costello1 Comment

Like all good trilogies, this too, must end. After a long hiatus due to budget negotiations, studio restrictions, and transitioning into staff-hood, it is time we discuss some of the complications that you may see from our pesky pacemakers in the emergency department (ED).  Before we begin, please review the prequels if you haven’t already. Check out Part 1, “Pacemaker Essentials: What we need to know in the ED” and Part 2, “Pacemaker …