AIM-
IDENTIFIES PATHOLOGY OF STRUCTURES THAT PASS THROUGH THORACIC INLET.
PATIENT POSITION-
SITTING
TECHNIQUE-
ROTATE HEAD TOWARDS EXTREMITY BEING TESTED THEN EXTEND & EXTERNALLY ROTATE THE SHOULDER WHILE EXTENDING HEAD.
POSITIVE SIGN-
NEUROLOGIC AND/OR VASCULAR SYMPTOMS (DISAPPEARANCE OF PULSE) WILL BE REPRODUCED IN UPPER LIMB (UL).