4 international locations have new polio instances this week, together with Pakistan with 4 extra wild poliovirus sort 1 (WPV1) instances and Angola, Nigeria, and South Sudan with vaccine-derived instances, based on the weekly report from the International Polio Eradication Initiative (GPEI).
Additionally famous within the report, Spain has its first optimistic environmental pattern, from Barcelona, and French Guiana has a number of optimistic environmental samples.
Pakistan now has 28 instances of WPV1 this yr. The brand new instances all skilled paralysis onset in September, and had been positioned in Balochistan, Khyber Pakhtunkhwa, and Sindh provinces.
In Angola, the brand new detection of a circulating vaccine-derived poliovirus sort 2 (cVDPV2) case raises the yr’s complete to seven. Nigeria now has 61 cVDPV2 instances for 2024 after this week’s 4 instances, and South Sudan now has 9.
First environmental pattern detected in Spain
Two international locations reported environmental samples of vaccine-derived polio for the primary time this week.
“One cVDPV2-positive environmental pattern has been reported this week, from the Barcelona metropolitan space, Catalonia, with assortment in September,” the GPEI stated. “That is the primary time cVDPV2 has been reported in Spain.”
That is the primary time cVDPV2 has been reported in Spain.
Equally, French Guianareported three circulating vaccine-derived poliovirus sort 3-positive environmental samples collected in Cayenne province in Might, June, and August.