Scaphoid arterial supply and nonunion risk

Arterial flow to the scaphoid, provided by the palmar carpal branch of the radial artery, can be disrupted by a fracture, increasing the risk of nonunion.

Reproduced with permission from: Moore KL, Dalley AF. Upper limb. In: Clinically Oriented Anatomy, 5th ed, Lippincott Williams & Wilkins; Philadelphia 2006. Copyright © 2006 Lippincott Williams & Wilkins. www.lww.com.

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