Nigeria + 32 more

Polio this week as of 21 December 2021

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Headlines New wild poliovirus isolates reported this week:
AFP cases: 0
Environment: 0
Others: 0
New cVDPV isolates reported this week:
AFP cases: 23
Environment: 25
Others: 12
Summary of new WPV and cVDPV this week (AFP cases and ES positives):
- DR Congo: Two cVDPV2 cases and one cVDPV2 positive environmental sample
- Egypt: One cVDPV2 positive environmental sample
- Mauritania: One cVDPV2 positive environmental sample
- Niger: Five cVDPV2 cases
- Nigeria: 14 cVDPV2 cases and 21 cVDPV2 positive environmental samples
- Senegal: One cVDPV2 positive environmental sample
- Yemen: Two cVDPV2 cases