MedlinePlus Medical Encyclopedia: Polydactyly

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Polydactyly - an infant's hand

Extra digits may be present as an isolated finding, or they may occur as part of a syndrome, in which case other abnormalities are usually present. The most common form of polydactyly is an extra little finger.

Update Date: 4/27/2006

Updated by: Michael Lehrer, M.D., Department of Dermatology, University of Pennsylvania Medical Center, Philadelphia, PA. Review provided by VeriMed Healthcare Network.

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