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Which finding is most concerning in a patient receiving spironolactone?

A.

Magnesium is 2.0 mEq/L

B.

Sodium Level is 136 mEq/L

C.

Calcium is 10.1 mEq/L

D.

Potassium Level is 6.1mEq/L

Answer and Explanation

The Correct Answer is D

(A) Magnesium is 2.0 mEq/L: Normal range (1.5-2.5 mEq/L), not concerning.

(B) Sodium Level is 136 mEq/L: Normal range (135-145 mEq/L), no immediate risk.

(C) Calcium is 10.1 mEq/L: Normal range (8.5-10.5 mEq/L), not a concern.

(D) Potassium Level is 6.1 mEq/L: Spironolactone is a potassium-sparing diuretic, and hyperkalemia can lead to life-threatening cardiac arrhythmias.


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Related Questions

Correct Answer is C

Explanation

(A) Mannitol: Osmotic diuretic, does not significantly lower potassium.

(B) Calcium Carbonate: Used for hypocalcemia, not hyperkalemia.

(C) Glucose & Insulin: Insulin drives potassium into cells, reducing serum potassium levels. Glucose is given to prevent hypoglycemia.

(D) Metoprolol: Beta-blocker, does not directly lower potassium.

Correct Answer is ["A","C","D","E"]

Explanation

(A) Benign Prostatic Hyperplasia (BPH): Enlarged prostate can obstruct urine flow, leading to postrenal AKI.

(B) Acute Tubular Necrosis: This is an intrarenal cause of AKI, resulting from direct kidney injury, not obstruction.

(C) Renal Calculi: Kidney stones blocking the ureter prevent urine excretion, causing back pressure on the kidneys.

(D) Ureteral Stricture: Narrowing of the ureter restricts urine outflow, leading to postrenal AKI.

(E) Bladder Tumor: A tumor in the bladder can obstruct urine passage, leading to kidney damage.

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