Normal hip rotation according to age (years)

Hip rotation is assessed with the child prone. The mean and normal range (two standard deviations) for internal rotation (panel A) and external rotation (panel B) are depicted above.

Reproduced with permission from: Staheli LT. Lower limb. In: Fundamentals of Pediatric Orthopedics, 4^th ed, Lippincott Williams & Wilkins, Philadelphia 2008. Copyright © 2008 Lippincott Williams & Wilkins. www.lww.com.

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