Syndactyly FAQ: Other Common Hand Abnormalities
Polydactyly literally means “extra digits.” There may be an extra thumb, small finger, or, less commonly, an extra digit in the central part of the hand. Polydactyly is one of the most common congenital hand anomalies.
What are the main issues related to polydactyly?
The primary issue in most types of polydactyly is function of the hand and digits; appearance of the hand is also an issue, but is secondary to function.
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