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In 1938, he founded the National Foundation for Infantile Paralysis, leading to the development of polio vaccines. Although historical accounts continue to refer to Roosevelt's case as polio, the diagnosis has been questioned in the context of modern medical science, with a competing diagnosis of Guillain–Barré syndrome proposed by some authors.
He had developed an attenuated poliovirus vaccine, which he tested in about 10,000 children across much of the United States and Canada. [11] Five of these children died of polio and 10 more were paralyzed, usually in the arm where the vaccine was injected, and frequently affecting children in towns where no polio outbreak had occurred. [11]
Poliomyelitis (/ ˌ p oʊ l i oʊ ˌ m aɪ ə ˈ l aɪ t ɪ s / POH-lee-oh-MY-ə-LY-tiss), commonly shortened to polio, is an infectious disease caused by the poliovirus. [1] Approximately 75% of cases are asymptomatic; [5] mild symptoms which can occur include sore throat and fever; in a proportion of cases more severe symptoms develop such as headache, neck stiffness, and paresthesia.
For roughly 80 years, she has coped with the aftermath of a polio infection, including the late effects of polio, called post-polio syndrome. She now needs a wheelchair or mobility scooter to get ...
At the height of the epidemic, which was from June 1 to November 1, the death rate from polio in the greater New York City area was 26.9%. Out of all the deaths from polio during this span, 83% of them were of children under 5 years of age, while only 2.5% of the deaths were of people over the age of 16. [6]
The U.N. agency estimates that 1 in 200 polio cases results in permanent paralysis, usually of the legs. ... in reducing the number of cases caused by the wild polio virus. Vaccine-related cases ...
Polio: An American Story by David M. Oshinsky, professor of history at the University of Texas at Austin, documents the polio epidemic in the United States during the 1940s and 1950s and the race to develop a vaccine, which led to 2 different types of polio vaccine: inactivated poliovirus vaccine, developed by a team led by Jonas Salk, and oral poliovirus vaccine, developed by a team led by ...
A few could contract meningitis if the polio virus attacks the covering of the spinal cord or brain. Polio is fatal for 2%-10% of those paralyzed or between 1 in 2,000 to 1 in 10,000 of those ...