title: Unusual complication of therapy with sulfamethoxazole-trimethoprim.
abstract: The first case of an obstructing stone composed of a pure metabolite of the sulfamethoxazole-trimethoprim combination is reported. Its coincident occurrence with an obstructing calcium oxalate stone, producing oligura and acute azotemia, is noteworthy.
mesh_terms: D000368:Aged; D002118:Calcium; D004338:Drug Combinations; D006801:Humans; D008297:Male; D010070:Oxalates; D013420:Sulfamethoxazole / Q000008:administration & dosage / Q000009:adverse effects*; D014295:Trimethoprim / Q000008:administration & dosage / Q000009:adverse effects*; D014514:Ureteral Calculi / Q000139:chemically induced*
chemical_list: D004338:Drug Combinations; D010070:Oxalates; D014295:Trimethoprim; D013420:Sulfamethoxazole; D002118:Calcium