Polio this week as of 19 November 2014
On 13 November, the Director-General of WHO accepted the recommendation of an International Health Regulations (IHR) Emergency Committee of Experts on polio that the international spread of polio continues to constitute a Public Health Emergency of International Concern (PHEIC) under the IHR, and extended the existing Temporary Recommendations to prevent the international spread of polio for countries affected by the disease for another 3 months. Recognizing the escalating wild poliovirus (WPV) transmission in Pakistan, additional Temporary Recommendations were provided to further reduce the risk of international spread from Pakistan. Read more.
In response to the recent outbreak of circulating vaccine-derived poliovirus (cVDPV) in Madagascar, supplementary immunization activities are scheduled in December in high risk areas and across the entire country in January to stop transmission of the virus.
This week, the Centers for Disease Control and Prevention (CDC), USA, released a report marking 2 years during which type 3 wild poliovirus has not been detected anywhere in the world. While the CDC report concludes that WPV3 transmission has possibly been interrupted, continued sensitive surveillance is needed before a final conclusion on WPV3 eradication can be made.