RT Book, Section A1 Hay, Jr, William W. A1 Levin, Myron J. A1 Deterding, Robin R. A1 Abzug, Mark J. SR Print(0) ID 1145458010 T1 Poliomyelitis T2 Quick Medical Diagnosis & Treatment Pediatrics YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9781264257614 LK accesspediatrics.mhmedical.com/content.aspx?aid=1145458010 RD 2024/04/20 AB Poliovirus infection is asymptomatic in 90–95% of casesPresents as acute febrile illness in about 5% of cases, and aseptic meningitis, with or without paralysis in 1–3%Has been eliminated with the use of oral polio vaccines (OPV) in > 99% of the population with the only endemic areas now in Nigeria, Pakistan, and AfghanistanOccasional cases in the United States have occurred in unprotected travelers to foreign countries or in populations with low polio vaccine coverage who come in contact with visitors from endemic areas