title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 13-1979.
mesh_terms: D003937:Diagnosis, Differential; D004183:Dirofilaria immitis; D004184:Dirofilariasis / Q000473:pathology*; D004692:Endarteritis / Q000473:pathology; D006801:Humans; D008168:Lung / Q000098:blood supply / Q000469:parasitology / Q000473:pathology; D008174:Lung Diseases, Parasitic / Q000175:diagnosis / Q000469:parasitology / Q000473:pathology*; D008175:Lung Neoplasms / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D011655:Pulmonary Embolism / Q000473:pathology