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Cholera and AWD outbreak bulletin in Eastern and Southern Africa, as of 20 August 2018, 10 issue

Regional Update for 2018 - as of 20 August 2018

Highlights

More than 24,531 cholera / AWD cases and 347 deaths (Case Fatality Rate, 1.4%) have been reported in 10 out of 21 countries of Eastern and Southern Africa Region (ESAR) since the beginning of 2018. These countries include; Angola, Kenya, Malawi, Mozambique, Rwanda, Somalia, Tanzania, Uganda, Zambia and Zimbabwe. Somalia accounts for 23.5% of the total case load reported this year, followed by Kenya at 23.4%. Currently, 4 out of the 21 countries in ESAR are reporting active transmission of cholera / AWD (Angola, Kenya, Somalia and Tanzania). During the week under review, Tanzania reported the highest number of new cases (64 cases), followed by Somalia (59 cases). Apart from Somalia, all countries with active transmission have recorded CFR above 1% in 2018, with Tanzania (CFR, 1.9 %) and Angola (CFR, 1.6 %) recording the highest CFR.

Tanzania: A slight increase in the epidemic trend has been noted. During week 32 (week ending 12 August 2018), 64 new cases were reported compared to 60 cases reported in week 31 (week ending 5 August 2018). New cases emerged from Ngorongoro district in Arusha region (57 cases) and Momba district in Songwe region (7 cases). Cumulatively a total of 32,098 cases including 532 deaths have been reported since the beginning of the outbreak in August 2015. Of these, a total of 3,467 cases and 66 deaths have been reported in 2018. Cholera cases in 2018 nearly doubled during the period of January – July when compared to the same period in 2017.

Somalia: An increase in the epidemic trend has been noted. During week 31, 59 new cases including 1 death (CFR, 1.7%) were reported compared to 50 cases reported in week 30 (week ending 29 July 2018). These new cases are concentrated in the following regions; Banadir (38 cases including 1 death) and Lower Jubba (21 cases). Cumulatively a total of 6,076 cases including 41 deaths have been reported since the beginning of the outbreak in December 2017. Of these, a total of 5,763 cases and 40 deaths have been reported in 2018.

Angola: A decline in the epidemic trend has been noted. During week 32, 5 new cases were reported compared to 11 cases reported in week 31. These new cases emerged from Luanda province. Cumulatively a total of 1,046 cases including 21 deaths have been reported since the outbreak started in February 2018.

Kenya: A decline in the epidemic trend has been noted. During week 32 , 2 new cases were reported compared to 8 cases reported in week 31. Mombasa is the only county currently reporting cholera cases. Cumulatively a total of 26,556 cases including 421 deaths have been reported since the beginning of the outbreak in December 2014. Of these, a total of 5,746 cases and 78 deaths have been reported in 2018.