What is RSD?

This video is unavailable because we were unable to load a message from our sponsors.

If you are using ad-blocking software, please disable it and reload the page.
Playing
Kathy has reflex sympathetic dystrophy (RSD), a rare and debilitating nervous system disorder that has caused her foot to swell. E.R. physician Dr. Travis Stork explains how the disease progresses. And, should Kathy consider amputation?