Symptoms include a low grade temperature, occasional meningitis symptoms, - this is followed by a relapsing fever and flaccid paralysis. The paralysis varies in limbs affected and severity. Tendon reflexes are absent or markedly decreased. Sensation is intact. There is no treatment to reverse the problem.
Poliovirus is an enterovirus.
Infections with this virus are usually fairly asymptomatic. However, when the virus involves the nervous system, neurologic consequences often ensue. Motor neurons appear to be especially vulnerable to damage by this virus. In this most severe form of the disease, starts with a minor fever and viral syndrome. About one week later, the symptoms re-occur with flaccid paralysis of affected limbs.