Beyond the Basics: A Sampling of Puzzling Dysrhythmias Available to Purchase

Most basic dysrhythmia instruction concentrates on the fundamentals of cardiac rhythms and the criteria that make one dysrhythmia different from another. Over the past 2 decades, advances in treatment of acute coronary syndromes have made once-common dysrhythmias very rare. This article provides an overview of a few uncommon dysrhythmias (wide-QRS tachycardia, advanced atrioventricular block, sinoatrial exit block, and atrial fibrillation with complete heart block) that may be encountered when caring for patients with cardiac disorders.