This "fistula" created a high-pressure surge into vessels never meant to handle it. While some people live with these unnoticed, the pressure in Elias's head was mounting, putting him at risk of a hemorrhage. The Shift Downward
: As the glue hardened, the short-circuits closed. The blood was immediately redirected into its proper, healthy channels. The Silence Intracranial and Spinal Dural Arteriovenous Fis...
: Surgeons threaded a tiny catheter through an artery in Elias's leg, traveling all the way up to the site of the fistulas. This "fistula" created a high-pressure surge into vessels