Congenital discrete subvalvar aortic stenosis. Surgical experience and long-term follow-up in 20 paediatric patients.
D000293:Adolescent; D001021:Aortic Valve; D001794:Blood Pressure; D002312:Cardiomyopathy, Hypertrophic / Q000150:complications / Q000151:congenital* / Q000000981:diagnostic imaging / Q000503:physiopathology / Q000601:surgery; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D005500:Follow-Up Studies; D006439:Hemodynamics; D006801:Humans; D008297:Male; D011183:Postoperative Complications; D011859:Radiography; D012008:Recurrence; D013997:Time Factors