Surgery True about thoracic outlet syndrome are the below EXCEPT A Adson's test is used for diagnosis B It may be caused by cervical rib C Pain, numbness and paranesthesia in the involved extremity occur D Upper trunks of the brachial plexus are commonly affected 💡 Explanation True about thoracic outlet syndrome are the below EXCEPT ✓ Correct Answer: D. Upper trunks of the brachial plexus are commonly affected