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.
This is an ECG from a 67 year old man with a low ejection fraction. The patient is followed for complete heart block and a tachyarrhythmia. The E.K.G. was taken because of a persistently fast heart rate. The second recording is from his Medtronic Gem DR defibrillator.E.K.G. Recorded from Defibrillator.
