Possible development of cardiomyopathy in a patient with ventricular septal defect.
D000293:Adolescent; D006328:Cardiac Catheterization; D009202:Cardiomyopathies / Q000209:etiology*; D002932:Cineangiography; D004562:Electrocardiography; D005080:Exercise Test; D006345:Heart Septal Defects, Ventricular / Q000150:complications*; D006439:Hemodynamics; D006801:Humans; D008297:Male