title: Occult bronchogenic carcinoma masquerading as recurrent pulmonary embolism.
mesh_terms: D000368:Aged; D002283:Carcinoma, Bronchogenic / Q000175:diagnosis* / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging; D008175:Lung Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D008297:Male; D011655:Pulmonary Embolism / Q000175:diagnosis*; D011859:Radiography; D011877:Radionuclide Imaging; D012008:Recurrence