can a pinched nerve cause pain above the clavicle
Cervical(Neck)Nerves that go to the arms can cause pain into the shoulder(including the collarbone). Happens long after old trauma but cervical degeneration has been accelerated. Loss of the proper curvature in the neck after a whiplash type of accident will eventually cause these types of conditions.Find a good Chiropractor that does cervical curvature rehabilitation.