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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-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.
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.
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.
Symptoms of polio include a high temperature, extreme fatigue, headaches, vomiting, neck stiffness and muscle pain. In extreme cases polio can cause paralysis, usually in the legs, although ...
Most cases of polio are asymptomatic, while about 1 out of every 4 people will experience flu-like symptoms, including sore throat, fever, fatigue, nausea, headache and stomach pain, which ...
Acute flaccid paralysis with anterior myelitis, polio-like syndrome [1] Magnetic resonance imaging of the spinal cord in a case of AFM showing cord swelling in (d) which has resolved three weeks later in (e). [2] Specialty: Neurology [3] Symptoms: Weakness, decreased reflexes, trouble swallowing or speaking [3] Complications
Paralysis cases of polio are rare, representing around 1 in 200 infections according to the World Health Organization, so detecting a single case suggests the presence of many more. New York's ...