title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 6-1985. Progressive pneumonitis after chemotherapy for breast carcinoma.
mesh_terms: D001943:Breast Neoplasms / Q000188:drug therapy; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008168:Lung / Q000473:pathology; D008727:Methotrexate / Q000009:adverse effects*; D008875:Middle Aged; D011014:Pneumonia / Q000139:chemically induced / Q000175:diagnosis / Q000473:pathology*
chemical_list: D008727:Methotrexate