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Weekly Regional Cholera Bulletin: 4 September 2023

Cholera in the WHO African Region: Weekly Regional Cholera Bulletin: 4 September 2023

The cholera outbreak in the WHO African Region has affected 15 countries, however with response interventions some countries no longer have outbreaks. The trend across the region is on the decline and is being closely monitored. As we are getting into new seasons, Member States need to enhance preparedness and readiness, heighten surveillance, and institute preventive and control measures in communities and around border crossings to prevent and mitigate cross-border transmission.

In Epidemiologic week 35, seven countries Burundi, Cameroon, Kenya, Malawi, Mozambique, Zambia, and Zimbabwe reported a total of 453 new cases. Transmission is currently active in 12 countries with no recent report of new cases from Eswatini (last case reported April 18), South Sudan (last case reported May 16), and Tanzania (last case reported July 30).

Since 1 January 2022, a cumulative total of 233 152 cholera cases has been reported to the WHO Regional Office for Africa (AFRO), including 4 298 deaths with a case fatality ratio (CFR) of 1.8% as of 3 September 2023 (Table 1). The Democratic Republic of the Congo, Ethiopia, Malawi, Mozambique, and Nigeria account for 82.6% (192 641) of the cumulative cases and 80.4% (3 454) of all cumulative deaths reported. In the reporting week, the cumulative cases from Ethiopia surpassed that of Cameroon.