First case of poliomyelitis with poliovirus derived from…

The World Well being Group issued a discover on September 13, 2022 informing that on July 8, 2022, WHO had been knowledgeable of a case of vaccine-derived poliovirus kind 2 (cVDPV2), with acute flaccid paralysis (PFA) within the province of Tamanrasset, in southern Algeria. That is the primary case of cVDPV2 poliomyelitis recognized within the nation. Native public well being authorities are conducting a discipline investigation and are actively on the lookout for different AFP circumstances; a vaccination marketing campaign can be deliberate.

Description of the outbreak

On 8 July 2022, a case of cVDPV2 in Algeria was notified to WHO by means of the World Polio Laboratory Community (GPLN).

The case is a baby beneath two years of age from the province of Tamanrasset, who offered with AFP on April 11, 2022. Stool specimens examined optimistic for cVDPV2 by the Pasteur Institute of Algeria and had been confirmed by the Pasteur Institute in Paris. Genomic sequencing evaluation signifies that the remoted virus is genetically associated to a virus beforehand remoted in Kano, Nigeria. The kid had not acquired any doses of polio vaccine and has no historical past of journey outdoors the province of Tamanrasset.

That is the primary case of cVDPV2 recognized in Algeria, the place, in accordance with WHO-UNICEF vaccination protection estimates for 2021, Pol3 protection (third dose of polio-containing vaccine) was 91% and IPV1 protection (a dose of inactivated polio vaccine) by 94%.

Supply: World Well being Group