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Slipped upper femoral epiphysis — MRCPCH AKP MCQ

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HardHip and GroinSlipped upper femoral epiphysisMRCPCH AKP

A 15-year-old overweight goalkeeper has vague groin and knee pain with a limp. Hip internal rotation is restricted and the leg externally rotates during passive flexion. What is the most appropriate investigation?

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

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Correct answer: E — Urgent AP pelvis and lateral hip radiographs

Slipped upper femoral epiphysis can present with referred knee pain and a limp. Radiographs of the pelvis and hip are the first investigation, alongside urgent orthopaedic referral and non-weight-bearing. Early recognition reduces progression and avascular necrosis risk.

Reference: NICE CKS paediatric hip