Muscular dystrophy; catheterization studies indicating latent congestive heart failure.
D006328:Cardiac Catheterization; D002404:Catheterization; D004562:Electrocardiography; D006321:Heart; D006333:Heart Failure / Q000150:complications*; D006801:Humans; D009136:Muscular Dystrophies
CATHETERIZATION, CARDIAC; CONGESTIVE HEART FAILURE/complications; ELECTROCARDIOGRAPHY; PROGRESSIVE MUSCULAR DYSTROPHY/manifestations