Primary lymphoma of the lung.
D002283:Carcinoma, Bronchogenic / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging; D008223:Lymphoma / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D011859:Radiography