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Rhabdomyolysis — ABEM Board MCQ

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ModerateRenal/Metabolic emergenciesRhabdomyolysisABEM Board

A 30-year-old man is found after lying on the floor overnight intoxicated. Triage acuity is ESI 2; BP 118/72 mm Hg, HR 112/min. He has thigh pain and dark urine. Creatine kinase is 48,000 U/L, creatinine 1.8 mg/dL, and potassium 5.6 mEq/L. Which of the following is the most appropriate next step in management?

Educational content. Not a substitute for clinical judgement or local policy.

Reveal the answer and explanation

Correct answer: B — Start aggressive isotonic IV fluids and monitor electrolytes

Rhabdomyolysis with AKI risk requires early isotonic fluids and monitoring for hyperkalemia and renal failure.

Reference: Emergency nephrology rhabdomyolysis guidance