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What part of the scaphoid is most at-risk for developing avascular necrosis and why?
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What part of the scaphoid is most at-risk for developing avascular necrosis and why?

User Aminoff
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Answer: Scaphoid nonunion advanced collapse (SNAC) is the end-stage and is managed with wrist fusion or proximal row carpectomy. Avascular necrosis - The incidence of this is approximately 30-40%. This is most likely to affect the proximal pole.

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User Eugenio Valeiras
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