Syndactyly type 4
ORPHA:93405· ICD-10 Q70.4
Definition
A rare non-syndromic syndactyly characterized by complete bilateral cutaneous fusion of all fingers, frequently associated with polydactyly (usually involving six digits and six metacarpals). Phalanges may fuse as a conglomerate mass of bones. Feet are occasionally affected.
- Prevalence
- <1 / 1 000 000
- Inheritance
- Autosomal dominant
- Age of onset
- Infancy, Neonatal