Electrolyte Balance · Physiology

Which condition leads to increased urinary calcium excretion?

  1. Parathyroid hormone excess
  2. Thiazide diuretic use
  3. Loop diuretic use
  4. Vitamin D excess
Show answer and explanation

Correct answer: Loop diuretic use

Loop diuretics reduce calcium reabsorption in the thick ascending limb. This increases urinary calcium loss.

Difficulty: Medium Question 17 of 20

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