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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.
As a physician, I already knew about the short and long-term effects of polio and the terrible, life-long, paralysis it can cause. ... To be sure, other infections can cause invisible scars. For ...
The U.N. agency estimates that 1 in 200 polio cases results in permanent paralysis, usually of the legs. ... live polio virus and in very rare cases can spread and cause polio in unvaccinated people.
The virus infects the throat and intestines, and can cause flu-like symptoms. Paralysis from the polio virus is rare. This year, polio cases have been detected in New York state, London and Jerusalem.
Post-polio syndrome (PPS, poliomyelitis sequelae) is a group of latent symptoms of poliomyelitis (polio), occurring in more than 80% of polio infections. The symptoms 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.
Polio-like syndrome is a general description of a group of symptoms which mimic polio, including rarely permanent paralysis. Various triggers have been found, including some viruses from the same virus group as polio: enterovirus 68, enterovirus 71, and coxsackievirus A7. [1] [2] These are suspected in many cases of acute flaccid myelitis.
During the outbreak's peak in 1952, polio infections caused 20,000 cases of paralysis. ... Between 5% and 10% of paralyzed patients die when muscles used for breathing can no longer move, ...
During the polio outbreaks of the 1940s and 1950s, iron lungs filled hospital wards, assisting patients with paralyzed diaphragms in their recovery. Polio vaccination programs and the development of modern ventilators have nearly eradicated the use of iron lungs in the developed world.