title: Malignant fibrous histiocytoma in the lung masquerading as recurrent pulmonary thromboembolism.
mesh_terms: D000792:Angiography; D003937:Diagnosis, Differential; D018219:Histiocytoma, Benign Fibrous / Q000000981:diagnostic imaging*; D006801:Humans; D008168:Lung / Q000098:blood supply / Q000473:pathology; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D011651:Pulmonary Artery / Q000000981:diagnostic imaging; D011655:Pulmonary Embolism / Q000000981:diagnostic imaging* / Q000601:surgery; D012008:Recurrence