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Thoracic Outlet Syndrome

What is TOS? Thoracic outlet syndrome is a group of disorders that occur when the blood vessels or nerves in the space between the clavicle and the first rib (thoracic outlet) become compressed. This can cause pain in the shoulders and neck, and numbness in the fingers. Symptoms Symptoms vary depending on which nerve is compressed. Neurological thoracic outlet syndrome is characterised by compression of the brachial plexus. The symptoms include: Muscle wasting at the base of the thumb Numbness or tingling in thearm or fingers Pain or aching in the ... Read more