Not uncommon: This is usually an extra cervical rib. Rarely it can cause problems with compression of vessels and nerves in the upper extremity. ( thoracic outlet obstruction). If he has no symptoms nothing to worry about.
Answered 9/22/2017
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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