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As children under 10 are now to be offered polio boosters due to signs of it returning to the UK, a look at the infection and how it might present in more detail.
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 ...
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.
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.
Around 30–40 years after contracting paralytic poliomyelitis, about 25–40% of cases lead to post-polio syndrome. Symptoms include muscle pain, further weakening of muscles and paralysis. [1] [2] Surviving paralytic polio can be a life-changing experience. Individuals may be permanently physically disabled to varying degrees.
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.
Polioencephalitis is a viral infection of the brain, causing inflammation within the grey matter of the brain stem. [1] The virus has an affinity for neuronal cell bodies and has been found to affect mostly the midbrain, pons, medulla and cerebellum of most infected patients.
The flu-like symptoms may not seem too bad, but polio brings devastating complications for some. Up to 5% of polio patients develop meningitis , the inflammation of the tissues surrounding the ...