ECG Challenge: AF Patient With Lightheadedness and Rapid Pulse

Philip J. Podrid, MD


June 30, 2023

A 73-year-old man with a history of paroxysmal atrial fibrillation and frequent premature ventricular contractions for which he is taking amiodarone presents to the emergency department with complaints of palpitations and lightheadedness that began 2 hours before presentation. His pulse is noted to be rapid, and a 12-lead ECG is obtained.

Figure 1. Courtesy of Philip J. Podrid, MD.


Comments on Medscape are moderated and should be professional in tone and on topic. You must declare any conflicts of interest related to your comments and responses. Please see our Commenting Guide for further information. We reserve the right to remove posts at our sole discretion.