Polio this week as of 07 August 2018
In Papua New Guinea, a third case of circulating vaccine-derived poliovirus type 1 (cVDPV1) has been confirmed, from a newly-infected province (Enga province). Emergency outbreak response is being enhanced and reviewed, including to potentially expand vaccination geographically. More information is available here. and in the ‘Papua New Guinea’ section below.
Summary of new viruses this week: Papua New Guinea – one new case of cVDPV1; and, Pakistan – four new wild poliovirus type 1-positive environmental samples. See country sections below for more details.