Malignant fibrous histiocytoma of the heart.
A 33-year-old woman presented signs and symptoms which suggested mitral stenosis and insufficiency. Subsequent echocardiographic and angiographic testing demonstrated a left atrial tumor which was suspected clinically to be a left atrial myxoma. At surgery, the tumor was partially resected and histological examination revealed that the mass to be a malignant fibrous histiocytoma. At autopsy, the tumor was found to be localized in the heart, and there was no metastasis.
D000328:Adult; D000792:Angiography; D003937:Diagnosis, Differential; D004452:Echocardiography; D005260:Female; D006338:Heart Neoplasms / Q000175:diagnosis / Q000473:pathology* / Q000648:ultrastructure; D018219:Histiocytoma, Benign Fibrous / Q000175:diagnosis / Q000473:pathology* / Q000648:ultrastructure; D006801:Humans; D008080:Liposarcoma / Q000473:pathology; D008854:Microscopy, Electron; D009206:Myocardium / Q000473:pathology; D009232:Myxoma / Q000175:diagnosis / Q000473:pathology; D012208:Rhabdomyosarcoma / Q000473:pathology