Over 550,000 children were vaccinated with a second dose of nOPV2 in the second round of the polio campaign in Gaza.

New wild poliovirus isolates reported this week:
AFP cases: 3
Environment: 19
Others: 2
New cVDPV isolates reported this week:
AFP cases: 9
Environment: 2
Others: 2

Summary of new poliovirus cases and positive environmental samples:
Afghanistan: No WPV1 cases
Chad: two cVDPV2 cases
Niger: one cVDPV2 positive environmental sample
Nigeria: seven cVDPV2 cases
Pakistan: three WPV1 cases and 19 WPV1 positive environmental samples

Afghanistan: No WPV1 case and no WPV1 positive environmental samples were reported this past week. There were six WPV1 cases reported last year.
Pakistan: Three WPV 1 cases and nineteen WPV1 positive environmental samples were reported this past week. There were six WPV1 cases reported last year.

Officially reported WPV1 and cVDPV cases as of (September 27, 2024):
Wild poliovirus (WPV)
Total global WPV1 cases in 2024: 71
Total global WPV1 cases in 2023: 12
Total global WPV1 cases in 2022: 30
Total global WPV1 cases in 2021: 6
Total global WPV1 cases in 2020: 140
Circulating vaccine-derived poliovirus (cVDPV) cases
Total global cVDPV cases in 2024: 218
Total global cVDPV cases in 2023: 528
Total global cVDPV cases in 2022: 878

Most recently reported WPV1 case: October 25th, 2024, in Pakistan.