Pathophysiology Quiz
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RENAL AND FLUID BALANCE PATHOPHYSIOLOGY
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A 72-year-old male with CKD (GFR 30 mL/min) is treated with trimethoprim-sulfamethoxazole for a prostate infection. His serum potassium rises from 4.8 to 6.3 mEq/L. The hyperkalemic effect of trimethoprim is mechanistically most similar to that of which of the following medications?
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