Polydactyly is a condition in which a person is born with extra fingers or toes. The term comes from the Greek words for “many” (“poly”) and “digits” (“dactylos”). There are several types of ...

Polydactyly is the term for when someone has extra digits, or fingers or toes. It usually means that a baby is born with at least six fingers on one or both hands or six toes on one or both feet. It's ...