Get unlimited digital access to $0.99 for 4 weeks.

Amanda Price Palmer and Carrie Price-Nix

Amanda Price Palmer, left, cares for her sister, Carrie Price-Nix, at Palmer's home in Brownsburg, Ind. Both women suffer aches and bouts of fatigue associated with Chiari malformation, a structural defect at the base of the brain. Palmer is fighting for compensation from the U.S. Department of...

Tribune photo by Chris Walker