Thoracic outlet syndrome

Thoracic outlet syndrome (TOracic outlet syndrome, TOS) is a series of symptoms caused by compression of the subclavian arterial, venous and brachial plexus nerves on the upper thorax. Also known as anterior scalene syndrome, cervical rib syndrome, pectoralis minor syndrome, costoclav syndrome, excessive abduction syndrome, etc., refers to the upper thoracic outlet, which causes the brachial plexus nerve and A series of upper limb vascular and neurological symptoms resulting from compression of arteries and veins. This disease is one of the common causes of shoulder and arm pain.

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