Serial hemodynamic observations in asymptomatic children with valvar aortic stenosis.
D000293:Adolescent; D000328:Adult; D001024:Aortic Valve Stenosis / Q000151:congenital / Q000000981:diagnostic imaging / Q000503:physiopathology*; D001794:Blood Pressure; D006328:Cardiac Catheterization; D002302:Cardiac Output; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D005500:Follow-Up Studies; D006339:Heart Rate; D006439:Hemodynamics; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011859:Radiography