In a follow-up on the circulating vaccine-derived poliovirus type 2 (cVDPV2) situation in Syria, three new cases were officially reported in the past week, according to the Global Polio Eradication Initiative (GPEI). This brings the total to 33.


Onset of paralysis of these cases is between 3 March and 10 July. Thirty-one of the cases are from Deir-Ez-Zour governorate (29 from Mayadeen district, one from Deir-Ez-Zour district and one from Boukamal district); one case is from Talabyad district, Raqqa governorate; and, one is from Tadmour district in Homs governorate.

The first mOPV2 round in Deir-Ez-Zour was successfully carried out between 22-26 July. Independent post-campaign monitoring reflected coverage of 88.4% (based on caregiver recall). The second round is planned for 19-23 August, and will include mOPV2 and IPV.

Raqqa Governorate started mOPV2 campaigns on 12 August.

In addition, Afghanistan reported their sixth wild poliovirus type 1 (WPV1) case of the year. The case was reported in Zabul province, neighboring Kandahar province and Pakistan.

Year-to-date, there has been nine WPV1 cases this year–Afghanistan (6) and Pakistan (3).