title: Triamterene nephrolithiasis.
abstract: A 59-year-old white male presented with a triamterene renal stone and pyelonephritis, requiring percutaneous lithotomy. A combination of hydrochlorothiazide and triamterene had been previously prescribed despite no history of hypokalemia. The indications for potassium replacement therapy and risks of triamterene nephrolithiasis are reviewed.
authors.forename: D P
authors.initials: DP
authors.lastname: Dooley
authors.forename: M E
authors.initials: ME
authors.lastname: Callsen
authors.forename: J A
authors.initials: JA
authors.lastname: Geiling
mesh_terms: D004359:Drug Therapy, Combination; D006801:Humans; D006852:Hydrochlorothiazide / Q000009:adverse effects; D007008:Hypokalemia / Q000139:chemically induced; D007669:Kidney Calculi / Q000139:chemically induced*; D008096:Lithotripsy; D008297:Male; D008875:Middle Aged; D011704:Pyelonephritis / Q000139:chemically induced; D014223:Triamterene / Q000009:adverse effects*
chemical_list: D006852:Hydrochlorothiazide; D014223:Triamterene