title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 20-1987. A 45-year-old dairy farmer with plasma-cell leukemia and a recent pulmonary infiltrate.
mesh_terms: D001228:Aspergillosis / Q000150:complications / Q000175:diagnosis / Q000473:pathology*; D003937:Diagnosis, Differential; D005203:Farmer's Lung / Q000175:diagnosis; D006801:Humans; D007952:Leukemia, Plasma Cell / Q000150:complications / Q000175:diagnosis / Q000473:pathology*; D008168:Lung / Q000473:pathology; D008172:Lung Diseases, Fungal / Q000150:complications / Q000175:diagnosis / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D009101:Multiple Myeloma / Q000175:diagnosis / Q000473:pathology*; D009361:Neoplasm Invasiveness; D009378:Neoplasms, Multiple Primary / Q000473:pathology*