Roosevelt may not have suffered from polio, claim Texas doctors Associated Press DALLAS (AP) — Clinical evidence shows that Franklin Delano Roosevelt was probably misdiagnosed with paralyzing polio more than 80 years ago, researchers said in a new study released Friday. Texas doctors suggest the four-term president's paralysis was caused not by poliomyelitis but by Guillain-Barre syndrome, a disease that causes the immune system to attack the nervous system. "We feel from the clinical evidence, which is all that exists, that it's more likely that he had Guillain-Barre syndrome," Dr. Armond S. Goldman, emeritus professor of pediatrics at the University...