Epidemiological Update - Poliomyelitis in the Region of the Americas - 7 April 2023

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This epidemiological update provides additional information on the case of flaccid paralysis with confirmation of vaccine derived poliovirus type 1 recently reported by Peru. The Pan American Health Organization / World Health Organization (PAHO/WHO) reiterates to Member States the importance of continuing efforts to achieve and maintain polio vaccination coverage greater than 95% in each district or municipality to minimize the risk of a poliomyelitis outbreak or event, strengthen epidemiological surveillance of acute flaccid paralysis (AFP) and update national poliovirus outbreak preparedness and response plans to detect and respond promptly and timely to an importation of wild poliovirus or vaccine-derived poliovirus (VDPV), or the emergence of a VDPV in any country of the Region.