title: Idiopathic subvalvular aortic stenosis: a case report in a pilot.
mesh_terms: D000328:Adult; D000337:Aerospace Medicine; D006328:Cardiac Catheterization; D002312:Cardiomyopathy, Hypertrophic / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D011859:Radiography