McGill Case 294

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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.


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The extra spikes that you see are from a myoplasty stimulator. This is a stimulator stimulating a muscle wrapped around the heart. It is stimulating the muscle every second beat. A train is used as this is a skelital muscle and not heart muscle.