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06 Sep 2018 description
  • Summary of new viruses this week: Papua New Guinea – three new cases of circulating vaccine-derived poliovirus type 1 (cVDPV1). No new cases of wild poliovirus. Afghanistan and Pakistan continue to detect WPV1 through environmental sampling, indicating sustained transmission. See country sections below for more details.

10 Aug 2018 description

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.