English: Vascular supply of the scaphoid comes from two different vascular pedicles. 70-80% comes from (b.) the dorsal branch of the radial artery and travels towards the proximal pole. The remaining distal blood supply (a.) comes from the volar branch of the radial artery and enters the bone at the tubercle. Adapted from Bucholz, Heckman, and Brown, 2006.
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