Today, Elli Thatcher’s life changes forever. The Columbus, Ohio resident will undergo an 11½ hour procedure to remove a 6-centimeter tumor that sits in a space of her neck and extends all the way to her skull. Thatcher is scared. She has lost sleep fretting about the unknowns: Is this mass cancerous? Will the doctors be able to reach the entire tumor, which is adjacent to the vagus nerve, essential to the body’s nervous system? There have been seemingly endless tests, scans and minor ...