McGill Case 91

This case report is kindly provided by Michael Rosengarten from McGill and is part of the McGill Cases. These cases come from the McGill EKG World Encyclopedia. Previous Case: McGill Case | Next Case: McGill Case

70 year old patient, previous myocardial infarction, on a beta-blocker, presents with the rhythm below. No response to adenosine or to verapamil IV.

After cardioversion