Polio Microchapters |
Causes |
---|
Diagnosis |
Treatment |
Case Studies |
Polio history and symptoms On the Web |
American Roentgen Ray Society Images of Polio history and symptoms |
Risk calculators and risk factors for Polio history and symptoms |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: João André Alves Silva, M.D. [2]
Most cases of poliomyelitis are asymptomatic. The symptomatic cases may occur as 3 different clinical syndromes. 4 to 8% of the symptomatic cases present as abortive poliomyelitis, a mild form of the disease that may include symptoms similar to those of gastroenteritis, acute respiratory infection and flu-like disease. Two percent of the symptomatic cases present as non-paralytic poliomyelitis, with symptoms that may include fever, headache, neck, back, abdominal, limb pain, sensory abnormalities, muscle spasms, and irritability. In less than 1% of symptomatic cases, the disease presents as paralytic poliomyelitis, with symptoms of non-paralytic poliomyelitis, as well as muscle weakness, asymmetrical paralysis, muscle atrophy, tremors, and skeletal deformities.
Common symptoms of abortive poliomyelitis may mimic those of gastroenteritis, acute respiratory infection, and influenza-like disease, such as:[2]
Common symptoms of non-paralytic poliomyelitis may include:[2]
Common symptoms of paralytic poliomyelitis may include those of non-paralytic poliomyelitis. Additional symptoms may include:[3][2][4]