Pre-axial polydactyly

Pre-axial polydactyly refers to polydactyly where the additional digit is towards the first digit of the hand (radial side) or foot (medially).


Pre-axial polydactyly is less common than post-axial polydactyly, with an estimated incidence of 1 in 7000.



Pre-axial polydactyly can be associated with:

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Article information

rID: 33768
Section: Gamuts, Syndromes
Synonyms or Alternate Spellings:
  • Polydactyly - pre axial

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