Myocyte disarray develops in papillary muscles released from normal tension after mitral valve replacement.
D000328:Adult; D000368:Aged; D001284:Atrophy; D001777:Blood Coagulation; D009202:Cardiomyopathies / Q000209:etiology / Q000473:pathology*; D005260:Female; D006350:Heart Valve Prosthesis / Q000401:mortality*; D006801:Humans; D008297:Male; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000628:therapy; D008945:Mitral Valve Prolapse / Q000628:therapy; D008946:Mitral Valve Stenosis / Q000628:therapy; D009200:Myocardial Contraction; D009336:Necrosis; D010210:Papillary Muscles / Q000473:pathology*