What is thoracic outlet syndrome?
Thoracic outlet syndrome is a condition whereby symptoms are produced from compression of nerves or blood vessels, or both, because of an inadequate passageway through an area (thoracic outlet) between the base of the neck and the armpit. The thoracic outlet is surrounded by muscle, bone, and other tissues. Any condition that results in enlargement or movement of the tissues of or near the thoracic outlet can cause the thoracic outlet
What are symptoms of thoracic outlet syndrome?
Symptoms include neck, shoulder, and arm pain, numbness, or impaired circulation to the extremities (causing discoloration). Often symptoms are reproduced when the arm is positioned above the shoulder or extended.
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