Thoracic outlet syndrome (TOS) is a condition presenting with arm complaints of pain, numbness, tingling and weakness. The cause is pressure in the neck against the nerves and blood vessels that go to the arm. There are three types of TOS depending on which structure is being compressed: 1. Neurogenic TOS-nerve compression comprises 95% of all …
https://rarediseases.org/rare-diseases/thoracic-outlet-syndrome/