in seven patients with calcium urolithiasis ( three with absorptive hypercalciuria , one with renal hypercalciuria , and three with normocalciuric nephrolithiasis ) , the urinary activity product ratio and formation product ratio of calcium oxalate were measured both on and off therapy with hydrochlorothiazide ( 50 mg orally twice a day ) .
C0022646
renal
C0392525
nephrolithiasis