PRO/EDR> Poliomyelitis update (58): Ghana positive envir, global (Pakistan, China)

Environmental, Polio — Ghana
New wild poliovirus reported this week:
AFP cases: 9
Environment: 3
New cVDPV poliovirus reported this week:
AFP cases: 2
Environment: 1
Others: 1
Headlines
– A circulating vaccine-derived poliovirus type 2 (cVDPV2) has been confirmed in China. It is genetically linked to a VDPV2 isolated from an environmental sample from Xinjiang province, collected on [18 Apr 2018]. WHO is continuing to evaluate the situation and stands ready to support the ongoing investigation and risk