ECG Challenge: The Double-Double

Jordan C. Webber, MD; Frank A. Halperin, MD


April 03, 2017

A 50-year-old man has a history of secundum atrial septal defect, for which he had an open repair in childhood. He now has hypertension and obstructive sleep apnea, and was previously diagnosed with paroxysmal atrial fibrillation. He was referred to the cardiology service, and an ECG was obtained.

Figure 1.

Image courtesy of Dr Webber.


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