Brother Helps Diagnose Sister With Rare Guillain-Barré Syndrome | Megyn Kelly TODAY

Kara Dunn was on a Europe trip with friends when she experienced a range of strange symptoms, from terrible headache to feeling like her teeth had fallen out. She was taken to the emergency room, but doctors were mystified. After her brother wrote to his neurology professor at the Mayo Clinic, Kara finally was diagnosed. Kara; her brother, Ryan; their mother; and Dr. Christina Kwasnica join Megyn Kelly to discuss how they solved the medical mystery. » Subscribe to TODAY: http://on.today.com/SubscribeToTODAY » Watch the latest from TODAY: http://bit.ly/LatestTODAY About: TODAY brings you the latest headlines and expert tips on money, health and parenting. We wake up every morning to give you and your family all you need to start your day. If it matters to you, it matters to us. We are in the people business. Subscribe to our channel for exclusive TODAY archival footage & our original web series. Connect with TODAY Online! Visit TODAY's Website: http://on.today.com/ReadTODAY Find TODAY on Facebook: http://on.today.com/LikeTODAY Follow TODAY on Twitter: http://on.today.com/FollowTODAY Follow TODAY on Google+: http://on.today.com/PlusTODAY Follow TODAY on Instagram: http://on.today.com/InstaTODAY Follow TODAY on Pinterest: http://on.today.com/PinTODAY #GuillainBarréSyndrome #NBC #TodayShow Brother Helps Diagnose Sister With Rare Guillain-Barré Syndrome | Megyn Kelly TODAY