Postaxial polydactyly type A
A rare congenital limb malformation characterized by duplication of the fifth digit in a hand or foot with an extra well-formed functional digit at the metacarpophalangeal/metatarsophalangeal or carpometacarpal/tarsometatarsal joint. The malformation can be an isolated finding or be associated with a large number of other anomalies.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Reference: Access aggregated data from Orphanet at Orphadata.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version April 2024
Newly diagnosed with
Postaxial polydactyly type A?
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Clinical Trials
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