title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 51-1979.
mesh_terms: D003937:Diagnosis, Differential; D006099:Granuloma / Q000473:pathology; D014890:Granulomatosis with Polyangiitis / Q000175:diagnosis; D006801:Humans; D008168:Lung / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009165:Mycobacterium Infections, Nontuberculous / Q000175:diagnosis / Q000382:microbiology / Q000473:pathology; D009170:Nontuberculous Mycobacteria / Q000302:isolation & purification; D014397:Tuberculosis, Pulmonary / Q000175:diagnosis / Q000382:microbiology / Q000473:pathology*; D014657:Vasculitis / Q000473:pathology