title: Malignant fibrous histiocytoma of the mediastinum.
mesh_terms: D000783:Aneurysm / Q000209:etiology; D001013:Aorta, Thoracic / Q000473:pathology; D001027:Aortography; D005260:Female; D018219:Histiocytoma, Benign Fibrous / Q000150:complications / Q000473:pathology* / Q000648:ultrastructure; D006801:Humans; D008207:Lymphatic Metastasis; D008479:Mediastinal Neoplasms / Q000150:complications / Q000473:pathology* / Q000648:ultrastructure; D008854:Microscopy, Electron; D008875:Middle Aged; D012421:Rupture