Several things: Pinched nerve in one of the lower cervical nerve roots is most common. Other causes include masses at the lung apex, thoracic outlet syndrome, compression of ulnar nerve at the elbow. See a neurologist.
Answered 10/27/2018
5.6k views
10 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
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