GPEI Update: Polio this week – As of 24 July 2013

Update: Polio this week – As of 24 July 2013
Global Polio Eradication Initiative
http://www.polioeradication.org/Dataandmonitoring/Poliothisweek.aspx
[Editor’s extract and bolded text]
:: In Nigeria, the first circulating vaccine-derived poliovirus type 2 (cVDPV2) case of 2013 was reported, from Borno state. It is linked to cVDPV2 currently circulating in Chad. Previously, no cVDPV2 cases had been reported from Nigeria since November. See ‘Nigeria’ section for more.

Nigeria
:: One new cVDPV2 case was reported in the past week – the first in the country in 2013. Previously, no cVDPV2 cases had been reported since November 2012. This most recent cVDPV2 case had onset of paralysis on 6 June (from Borno).

:: This latest case is linked to cVDPV2 currently circulating in Chad, which have also been detected in Cameroon. In addition to the case in Borno, cVDPV2 linked to this transmission chain had previously been isolated from an environmental sample in Kano in March, indicating circulation in Nigeria.

Horn of Africa
:: Eight new WPV1 cases were reported in the past week (seven from Somalia and one from Kenya), bringing the total number of WPV1 cases in the region to 81 (72 from Somalia and nine from Kenya). The most recent case in the region had onset of paralysis on 3 July (from Kenya).

:: One of the newly-reported cases from Somaliland, in the north, the first in that area associated with this outbreak and close to the border with Ethiopia. Additionally, some of the newly-reported cases are from inaccessible areas of south-central Somalia.

:: In Somalia, NIDs are currently ongoing (21-25 July), targeting children under the age of five years. Specific radio messages had been developed with the involvement of the Ministry of Religious Affairs, as this latest campaign is being implemented during Ramadan.

:: The next SIAs in Kenya are planned for 27-30 July, targeting host communities around the Dadaab camps.

:: Campaigns across the Horn of Africa, including in Ethiopia and Yemen, will continue throughout August.