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Meralgia paresthetica — USMLE Step 3 MCQ

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ModerateAmbulatory Medicine / Primary CareMeralgia parestheticaUSMLE Step 3

A 49-year-old man has burning pain in the right anterolateral thigh for 4 months. He has gained 18 lb during the past year and wears a heavy tool belt. Strength, reflexes, straight-leg raise, and distal sensation are normal. Which of the following is the most likely diagnosis?

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

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Correct answer: EMeralgia paresthetica

Isolated sensory symptoms over the anterolateral thigh with normal motor examination suggest lateral femoral cutaneous nerve entrapment.

Reference: USMLE Step 3 Content Outline; neurology clinical guidance