Another reason for shoulder impingement syndrome to occur is insufficient elevation of the clavicle. Most of scapular upward rotation is actually caused by elevation of the clavicle at the sternoclavicular joint, so if clavicular elevation is prevented for any reason, shoulder impingement syndrome can occur.
Thoracic Outlet Syndrome
Thoracic outlet syndrome is a condition that causes compression of nerves and/or blood vessels where the thorax outlets into the upper extremity.
Musculature of the Cervical Spine
To perform orthopedic manual therapy to the neck that is accurate and specific, we need to know the attachments and actions of the muscles of the neck.