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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.
Polio isn’t typically something most parents worry about — after all, there hasn’t been a case of polio originating in the U.S. since 1979 thanks to vaccines, ...
Post-polio syndrome (PPS, poliomyelitis sequelae) is a group of latent symptoms of poliomyelitis (polio), occurring at about a 25–40% rate (latest data greater than 80%). They are caused by the damaging effects of the viral infection on the nervous system and typically occur 15 to 30 years after an initial acute paralytic attack.
Poliovirus, the causative agent of polio (also known as poliomyelitis), is a serotype of the species Enterovirus C, in the family of Picornaviridae. [1] There are three poliovirus serotypes, numbered 1, 2, and 3. Poliovirus is composed of an RNA genome and a protein capsid.
Palestinian health officials on Friday reported the first case of polio in an unvaccinated 10-month-old child in the Gaza city of Deir al-Balah, the first case in years in the coastal enclave that ...
The polio vaccine has all but obliterated the illness that once killed thousands and paralyzed 15,000 people nationwide every year. ... Types 2 and 3 were eradicated in 1999 and 2020, respectively
David Bodian (15 May 1910 – 18 September 1992) was an American medical scientist at the Johns Hopkins University School of Medicine who worked in polio research. In the early 1940s he helped lay the groundwork for the eventual development of polio vaccines by combining neurological research with the study of the pathogenesis of polio.
Historically, poliomyelitis was the most significant disease caused by an enterovirus, namely poliovirus. There are 81 non-polio and 3 polio enteroviruses that can cause disease in humans. Of the 81 non-polio types, there are 22 Coxsackie A viruses, 6 Coxsackie B viruses, 28 echoviruses, and 25 other enteroviruses. [3]