Morphologic assessment of operatively excised native cardiac valves.
D004696:Endocarditis / Q000150:complications; D006330:Heart Defects, Congenital / Q000150:complications; D006349:Heart Valve Diseases / Q000209:etiology / Q000473:pathology*; D006351:Heart Valves / Q000473:pathology*; D006801:Humans; D012214:Rheumatic Heart Disease / Q000150:complications