title: Gynecomastia associated with theophylline.
abstract: A 61 year-old male patient developed gynecomastia after starting theophylline. The gynecomastia regressed when the theophylline was discontinued. No other endogenous or exogenous cause for the gynecomastia could be found except for the theophylline.
mesh_terms: D001249:Asthma / Q000188:drug therapy; D006177:Gynecomastia / Q000139:chemically induced*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013806:Theophylline / Q000009:adverse effects*
chemical_list: D013806:Theophylline