The individual is born with extra finger or thumb or one or two extra digits (polydactyly). There may be missing or fused fingers (syndactyly). Finger may show abnormal bending at normal joints. The size of the finger or toes may enlarge several times more than adjoining digits (macrodactyly). Sometimes deep grooves are present on the digits. All such cases are operated early in life.

Results of the surgery:

Generally good.