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Syndactyly type 2

Disease definition

Syndactyly type 2 or synpolydactyly (SPD) is a rare congenital distal limb malformation characterized by the combination of syndactyly and polydactyly.


Classification level: Disorder
  • Synonym(s):
    • Synpolydactyly
  • Prevalence: Unknown
  • Inheritance: Autosomal dominant 
  • Age of onset: Infancy, Neonatal
  • ICD-10: Q70.0  Q70.2
  • OMIM: 186000  608180  610234
  • UMLS: C2699746
  • MeSH: C538153
  • GARD: 5087
  • MedDRA: -

Detailed information


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