What is Polydactyly?
Pre-axial, or radial polydactyly is when an extra thumb is present due to mutations. There are many types of polydactyly, but the one I’m focusing on today is pre-axial. Pre-axial, like any kind of polydactyly can happen in any infant and even other animals. The extra thumb may or may not serve purpose. It may … Continue reading What is Polydactyly?