Congenital mitral stenosis resulting from anomalous arcade and obstructing papillary muscles. Report of correction by use of ball valve prosthesis.
D006328:Cardiac Catheterization; D006350:Heart Valve Prosthesis; D006801:Humans; D007223:Infant; D008297:Male; D008943:Mitral Valve / Q000002:abnormalities*; D008946:Mitral Valve Stenosis / Q000151:congenital* / Q000209:etiology / Q000473:pathology / Q000601:surgery; D010210:Papillary Muscles / Q000002:abnormalities*