Outbreak Bulletin - Vol. 1 Issue 5, October 14, 2011


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In this issue, a general overview of outbreaks that occurred within the WHO African Region from January to September 2011 is provided as well as a summary of ongoing outbreaks as reported by Member States.

Overview of reported outbreaks in WHO African Region

Based on data received from the Early Warning System through the Event Management System, 67 hazards were reported to the Regional Office covering the period January to September 2011. Of these, 82.1% (55/67) were due to infectious diseases, cholera being the most prevalent. Monitoring and reporting of all hazards in the region using the "all hazards approach" is in line with IHR requirements.


Cholera fact sheet

Crimean-Congo haemorrhagic fever (CCHF)

CCHF fact sheet

Ebola virus disease

Ebola virus disease website [Français]


Marburg haemorrhagic fever fact sheet


Polio fact sheet

Yellow fever

Yellow fever

Zika virus

Zika virus fact sheet