AdvertisementMedical Detectives: The Last Hope For Families Coping With Rare DiseasesDecember 17, 2018Lesley McClurgfacebookEmailSeven-year-old Carson Miller (left), and his brother, 5-year-old Chase Miller (right), both have a degenerative brain disease called MEPAN syndrome. There are only 13 people in the world who have it. (Courtesy of Andrew Ross-Perry)
