Tim Donahue

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Previous studies suggest that CRT may benefit narrow QRS patients with mechanical dyssynchrony (MD). We conducted an acute and chronic study, evaluating the response of heart failure patients with a narrow QRS to cardiac resynchronization therapy (CRT). ESTEEM-CRT was a multi-center, single-arm, feasibility study that evaluated ICD-indicated,(More)
A 57-year-old man underwent composite ascending aortic conduit and prosthetic aortic valve repair of a sinus of Valsalva aneurysm. The patient's course was complicated by recurrent aneurysm formation caused by a communication between the left ventricular outflow tract and the ascending aorta outside the conduit. Transesophageal echocardiography documented(More)
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