Mark W.Russell, M.D. is a board certified Pediatric Cardiologist with a busy clinical practice and research program. Dr. Russell provides the Pediatric Cardiology services for the Hypertrophic Cardiomypathy Program and the Multidisciplinary Muscular Dystrophy Clinic. He directs clinical research studies examining the effect of genetic factors on post-operative outcomes and is the site principal investigator for a multicenter, clinical trial evaluating a new potential treatment for protein-losing enteropathy.