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Post-Polio Syndrome (PPS)

Post-polio syndrome (PPS) has been described as a slowly progressive neuromuscular disease, which while rarely fatal, may place those individuals with symptoms of respiratory dysfunction and/or dysphagia at a poor prognosis/increased risk level. The syndrome is represented by a cluster of signs and symptoms that become evident years after the initial onset of polio (as many as 30–40 years later). Early descriptions of epidemics caused by the poliomyelitis virus first appeared in medical literature in the early 19th century, but this virus is believed to have existed for thousands of years. A successful polio vaccine was developed in the 1950s, and as a result, new cases are now rare. However, a population of individuals who contracted the poliovirus survived and at least partially recovered function ...

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