In a follow-up on the Marburg Virus Disease (MVD) outbreak in Equatorial Guinea, the World Health Organization reported yesterday that there is now 15 laboratory-confirmed and 23 probable cases since the declaration of the outbreak on 13 February 2023.
Among the laboratory confirmed there are 11 deaths (Case Fatality Ratio 78.6%; for one confirmed case the outcome is unknown), and all probable cases are dead for a total of 34 deaths.
Five districts (Bata, Ebebiyin, Evinayong, Nsok Nsomo and Nsork) in four provinces (Centro Sur, Kie Ntem, Litoral and Wele-Nzas) have been affected by the outbreak, with Bata district reporting the majority of confirmed cases (n = 9) and deaths (n = 6), and Ebebiyin district, where the outbreak was first detected, reporting the majority of probable cases,(n = 11).
Since the start of the outbreak and as of 10 April 2023, a total of 1322 contacts have been listed, with an average follow-up rate around 80-90%.
This is the first time that Equatorial Guinea has reported an outbreak of MVD. Another MVD outbreak is currently taking place in Tanzania with a total of eight confirmed cases and five deaths as of 4 April 2023. Other MVD outbreaks have been previously reported in Ghana (2022), Guinea (2021), Uganda (2017, 2014, 2012, 2007), Angola (2004-2005), the Democratic Republic of the Congo (1998 and 2000), Kenya (1990, 1987, 1980) and South Africa (1975).