A member asked:

What's the chance of having a clubbed thumb as a birth defect?

A doctor has provided 1 answer
Dr. Daniel Mass answered

Specializes in Orthopedic Surgery

Fair: A duplicated thumb is either a dominant inheritance or 50% chance or a spontaneous occurrence and almost no chance for a sib getting. A club thumb is similar.

Answered 10/26/2012

5.7k views

Thank

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