Polydactyly, the presence of extra digits, is one of the most common congenital malformations of the limb. Recent genetic studies have significantly advanced our understanding of limb development by ...

Polydactyly is the most common congenital digital anomaly of the hand. The three types of this condition are: (1) type I, in which the extra finger is a soft small tissue segment (post-axial nubbin); ...

A group led by Prof. Han Dong of Peking University School of Stomatology reported for the first time hand preaxial polydactyly in patients with tooth agenesis carrying a previously unknown mutation of ...