Ebola situation report December 2015: WHO

 No confirmed cases of Ebola virus disease (EVD) were reported in the week to 27 December. On 29 December, WHO declared that human-to-human transmission of Ebola virus has ended in Guinea, after the completion of 42 days with zero cases since the last person confirmed to have EVD received a second consecutive negative blood test for Ebola virus RNA. Guinea has now entered a 90-day period of heightened surveillance.  Human-to-human transmission linked to the most recent cluster of cases in Liberia will be declared to have ended on 14 January 2016, 42 days after the 2 most-recent cases received a second consecutive negative test for Ebola virus, if no further cases are reported. In Sierra Leone, human-to-human transmission linked to the primary outbreak was declared to have ended on 7 November 2015. The country has now entered a 90-day period of enhanced surveillance scheduled to conclude on 5 February 2016.  The 8th meeting of the Emergency Committee convened by the WHO Director-General under the International Health Regulations (2005) regarding the EVD outbreak in West Africa took place by teleconference on 15 December 2015. Based on the advice of the Committee, the Director-General declared that the 2014–15 Ebola outbreak continues to constitute a Public Health Emergency of International Concern.