An asymptomatic 52-year-old man comes for a follow-up examin

Discussion in 'USMLE Step 2 CK' started by Manjeet., Oct 21, 2008.

  1. Manjeet.

    Manjeet. Guest

    An asymptomatic 52-year-old man comes for a follow-up examination 1 month after he passed renal calculi. He has a history of renal calculi 2 years ago. Serum uric acid and calcium levels and urinary oxalate excretion are within normal limits. Urinary calcium excretion is increased. In order to avoid recurrence of renal calculi, which of the following is the most appropriate pharmacotherapy for this patient?

    A ) Bicarbonate

    B ) Calcium lactate

    C ) Methenamine mandelate

    D ) Probenecid

    E ) Thiazide diuretic

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