“…2 Reported neurological complications include Horner's syndrome, cerebral air embolism, catheter tip embolism, brain stem stroke following vertebral artery puncture and thrombosis, and injury of phrenic, recurrent laryngeal, XI and XII cranial nerves. [3][4][5][6][7][8] Reports of brachial plexus injury attributed to SCV cannulation are rare. There have been over 15 large series assessing the complication rate of SCV cannulation.…”