This Week

Polio this week as of 28 July 2021

  • The United Arab Emirates (UAE) on July 24 announced an additional US$9.5 million support to the Pakistan Polio Eradication Initiative (PEI). The funding will be used to vaccinate approximately 16 million children during door-to-door immunization campaigns in 84 highest-risk districts as well as an additional US$376,000 to provide personal protective equipment against COVID-19 for the frontline campaign workers. Read more
  • With the latest news, programme and financial updates, the July edition of Polio News is now available. Take a look at the newsletter here.
  • Summary of new WPV and cVDPV viruses this week (AFP cases and ES positives):
      • Afghanistan: one cVDPV2 environmental sample
      • Gambia: two cVDPV2 positive environmental samples
      • Madagascar : one cVDPV1 positive environmental sample
      • Nigeria: 18 cVDPV2 cases and 12 cVDPV2 positive environmental samples
      • Senegal: one cVDPV2 case
      • Uganda : two cVDPV2 positive environmental samples

See country sections below for more details.

Weekly country updates as of 28 July 2021

  • No wild poliovirus type 1 (WPV1) case was reported this week. There is one case reported in 2021 while the total number of 2020 cases remains at 56.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. The number of 2021 cases remains at 42. There were 308 cVDPV2 cases reported in 2020.
  • One cVDPV2 positive environmental sample was reported in Kandahar.
  • Read the latest polio snapshot from Afghanistan to see information on cases, surveillance and vaccination campaigns.
  • No wild poliovirus type 1 (WPV1) case was reported this week. There is one case reported in 2021. The total number of 2020 cases remains at 84.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. The number of 2021 cases remains at eight. There were 135 cases reported in 2020.
  • Read the latest polio snapshot from Pakistan to see information on cases, surveillance and vaccination campaigns.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There have been three cases reported in 2020 so far. The total number of 2019 cases remain 130. These cases are from several outbreaks which occurred in 2019.
  • Read our Angola country pagefor more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are two cases reported in 2021 so far. There were three cVDPV2 cases reported in 2020. These cases are all linked to the Jigawa outbreak in Nigeria.
  • Read our Benin country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There is one case reported in 2021 so far. The number of 2020 cases remains 65. The country is affected by different outbreaks, one linked to the Jigawa outbreak in Nigeria and one to the Savanes outbreak in Togo.
  • Read our Burkina Faso country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are seven cases reported in 2020 so far.
  • Read our Cameroon country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are four cVDPV2 cases reported in 2020 so far and 21 cases in 2019 from several outbreaks.
  • Read our Central African Republic country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There were 99 cVDPV2 cases reported in 2020 from three different outbreaks.
  • The risk of further cVDPV2 spread across the Lake Chad subregion remains high.
  • Read our Chad country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are two cases reported in 2021. There were two cases reported in 2020.
  • Read our Congo country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. The number of 2020 cases remains at 61.
  • Read our Côte d’Ivoire country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are eight cases reported in 2021 so far. The total number of 2020 cases remains at 81.
  • Read our Democratic Republic of the Congocountry page for more information.
  • No cVDPV2 positive environmental sample was reported this week. There are 10 positive samples reported in 2021. There was one positive sample reported in 2020.
  • Read our Egypt country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are 36 cases from 2020 while the number of 2021 cases remains at 6.
  • Read our Ethiopia country page for more information.
  • Two cVDPV2 positive environmental samples were reported in the Western Region. They are the first positive samples in the country and they are linked to the Jigawa outbreak from Nigeria.
  • Read our Gambia country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. So far, there have been 12 cases reported in 2020, while the total number of 2019 cases remains 18.
  • Read our Ghana country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are five cases in 2021. The total number of 2020 cases was corrected to 44.
  • Read our Guinea country page for more information.
  • No cVDPV2 positive environmental sample was reported this week. There was one cVDPV2 environmental sample reported in 2020 and one in 2021. The virus is linked to the Banadir outbreak in Somalia.
  • Read our Kenya country page country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are three cVDPV2 cases in the country.
  • Read our Liberia country page country page for more information.
  • No case of circulating vaccine-derived poliovirus type 1 (cVDPV1) was reported this week. There are six cases in 2021 and two from 2020.
  • One cVDPV1 positive environmental sample was reported in Boeni.
  • Read our Madagascar country page country page for more information.
  • No circulating vaccine-derived poliovirus type 1 (cVDPV1) case was reported this week. There has been one case in 2020 so far. The total number of cases reported in 2019 remains three.
  • Read our Malaysia country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. The number of 2020 cases remains at 48.
  • Read our Mali country page country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. The number of 2020 cases remains at 10.
  • Read our Niger country page for more information.

 

  • 18 cases of circulating vaccine-derived poliovirus type 2 (cVDPV2) were reported; 12 in Jigawa, two each in Yobe and Borno and one each in Adamawa and Bauchi. The number of 2021 cases now stands at 49. There were eight cases reported in 2020.
  • 12 cVDPV2 positive environmental samples were reported; two each in Jigawa and Yobe, three each in Kano and Borno and one each in Bauchi and Gombe.
  • Read our Nigeria country page for more information.
  • One case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported in Thies bringing the number of 2021 cases to 13.
  • Read our Senegal page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are four cases in 2021 while the number of 2020 cases remains at 10.
  • Read our Sierra Leone page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There were 14 cVDPV2 cases reported in 2020.
  • Read our Somalia country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are 59 cVDPV2 cases in the country; 9 in 2021 and 50 in 2020.
  • Read our South Sudan country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. The number of 2020 cases remains at The initial viruses were linked to the ongoing outbreak in Chad followed by local transmission.
  • Read our Sudan country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. The number of 2021 cases remains at 16. There was one case reported in 2020.
  • Read our Tajikistan country page for more information.
  • No case of circulating vaccine-derived poliovirus type 2 (cVDPV2) was reported this week. There are nine cases reported in 2020 while the total number of cVDPV2 cases reported in 2019 remains eight.
  • Read our Togo country page for more information.
  • Two cVDPV2 positive environmental samples were reported in Kampala. They are the first positive samples in the country and they are linked to the N’Djamena outbreak from Chad.
  • Read our Uganda country page for more information.
  • No case of circulating vaccine-derived poliovirus type 1 (cVDPV1) was reported this week. There are three cases reported in 2021 so far and a total of 35 altogether.
  • Read our Yemen country page for more information.