Information about incidents and outbreaks of Ebola and Marburg, both viral haemorrhagic fevers (VHF).
Current incidents and outbreaks
Ebola in the Democratic Republic of Congo, 2017
This outbreak was detected in early May 2017 but was rapidly contained. There were a total of 8 cases of which 5 were laboratory confirmed. 4 patients died. All cases were in the north of the country in Bas-Uele province. The WHO declared that the outbreak was over on 2 July 2017.
West Africa Ebola outbreak, 2014 to 2016
WHO confirmed an outbreak of Ebola virus disease in southeastern Guinea in March 2014. This was the first time an outbreak had been diagnosed in this part of Africa, and the index case was traced back to December 2013.
The outbreak spread to neighbouring and nearby countries, particularly Liberia and Sierra Leone, and became the largest ever known outbreak of this disease. It continued for over 2 years and a total of 28,616 confirmed, probable and suspected cases were reported in Guinea, Liberia and Sierra Leone, with 11,310 deaths.
Linked Ebola outbreaks and cases in other countries (2014 to 2015)
Mali: 2 importations leading to a total of 8 cases
Nigeria: 20 cases in Lagos and Port Harcourt, following an initial importation from Liberia
Senegal: a single case imported from Guinea
Italy: one case in a returning healthcare worker
Spain: one case in a healthcare worker involved in the care of patients repatriated from West Africa
United Kingdom: a case was imported into Scotland in December 2014. This was the first Ebola case to be detected in the UK. The patient was a healthcare worker who had been working in an Ebola treatment centre in Sierra Leone
United States: a single EVD case was imported from Liberia into Texas in September 2014. Transmission to 2 healthcare workers subsequently occurred. A further case of EVD was confirmed in a humanitarian aid worker who returned from Guinea in October 2014
Democratic Republic of Congo 2014 (Ebola)
On 27 August 2014, WHO announced an Ebola outbreak in Equateur Province, north western Democratic Republic of Congo. This was unrelated to the West African outbreak occurring at the same time. WHO declared the outbreak to be over on 21 November 2014.