Traumatic brain injury (TBI) is a major public health issue and is a leading cause of death in North America. After a primary TBI. secondary brain insults can predispose patients to a worse outcome. One of the earliest secondary insults encountered during the perioperative period is hypotension. https://www.spidertattooz.com/The-GelBottle-Inc-Gel-Polish-Audrey-67oz-p17921/