Adson’s sign or Adson’s maneuver is used to diagnose thoracic outlet syndrome. The clinician has the patient extend their neck and turn their head to the side that is being tested. The patient ...

Background Thoracic Outlet Syndrome (TOS ... The articular balance of spine was normal, but the right flex and rotation was difficult. Adson’s sign and the Costoclavicular manoeuvre were nonspecific, ...