Medical diagnoses from history usually reflect the best medical science could do at that time, but sometimes are found to be incorrect in light of later discoveries. Could that have been the case with President Franklin Roosevelt and the "infantile paralysis" that left him in a wheelchair?
Despite trying his best to hide his handicap during his lifetime, it's now common knowledge that Franklin Delano Roosevelt was in a wheelchair because he was paralyzed by the polio virus. But a new study suggests that the president may have actually been paralyzed by Guillain-Barre Syndrome. If true, it would make his polio diagnosis one of the most famous misdiagnoses in history.
Read the story of how Roosevelt's original diagnosis and the modern suspicions surrounding it at mental_floss. Link