Papillary "tumours" of the left ventricle.
D000328:Adult; D006332:Cardiomegaly; D005260:Female; D006338:Heart Neoplasms / Q000473:pathology*; D006352:Heart Ventricles / Q000473:pathology*; D006801:Humans; D008946:Mitral Valve Stenosis / Q000601:surgery; D010212:Papilloma / Q000473:pathology*; D013194:Staining and Labeling