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NBME 17 Answers

nbme17/Block 2/Question#6 (5.5 difficulty score)
An 80-year-old woman comes to the emergency ...

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Hypokalemia is often from diuretics (EXCEPT the K sparing diuretics on the collecting tubule, SEAT [Spironolactone, eplerenone, Amiloride, Triamterene]) Hydrochlorathiazide, a diuretics acting on the DCT causes hypokalemia.

Other options: Clonidine (alpha blocker), Lisinopril (ACE-inhibitor), Metoprolol (beta blocker), Triamterene (K sparing diuretic).

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submitted by cassdawg(580),

Thiazide diuretics can cause hypokalemia (FA2020 p609).

cheesetouch  FA2018 P 591 +1