I don't: quite understand what you mean by a "flat" thumb. Could you be more descriptive? That would be a big help. Thanks!
Answered 7/20/2014
3.9k views
8 doctors weighed in across 3 answers
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question