Aortic insufficiency in association with juvenile ankylosing spondylitis.
D001022:Aortic Valve Insufficiency / Q000150:complications* / Q000175:diagnosis; D006328:Cardiac Catheterization; D002648:Child; D004452:Echocardiography; D006801:Humans; D008297:Male; D013167:Spondylitis, Ankylosing / Q000150:complications*