extra digit
Supernumerary finger or toe
An extra digit is an additional finger or toe beyond the usual five, a condition called polydactyly.
The extra digit may be fully formed or a small nub of tissue, typically appearing on the outer edge of the hand or foot: The baby was born with an extra digit on each hand.
Extra digits are usually removed surgically in infancy.
- polydactylyCongenital extra digit presence
- thumbShort opposable digit
- pinkyHand's smallest digit
- mutationPermanent DNA alteration
- geneticRelating to heredity
syndrome · amputation · vestigial · toe · appendage · supernumerary · birth · anomaly · hand · body part · fetal · surgery · surgical removal · removal · bone · nail · knuckle · inheritance