Compression of the vessels in the thoracic outlet results in a disorder known as Thoracic Outlet Syndrome (TOS). The thoracic outlet is the small opening in the upper chest between the clavicle, the collarbone, and the first rib. Pain, numbness, and weakness in the arm, shoulder, or neck are just a few symptoms that may result from compression of the nerves or blood vessels in this region. Visit here for more details https://doctorforveinsandarteries.blogspot.com/2024/04/thoracic-outlet-syndrome-understanding.html