多国霍乱爆发，外部形势报告#28-2025年7月24日

Globalepidemiological updateIn June 2025 (epidemiological weeks 23 to 26), a total of 62 330 new cholera andAWDcases were reported from 20countries acrossthreeWHO regions, showing an8% decrease from the previous month. The Eastern MediterraneanRegion (44642 cases;fourcountries) reported the highest number of cases, followed by the African Region (17480cases; 14 countries)andthe South-East Asia Region (208 cases;twocountries). In the same period, 527 cholera-related deaths were registered, representing an8% decrease compared withMay. The highest number ofdeathswasrecorded in the African Region (347 deaths; 10 countries), followed by the Eastern Mediterranean Region (180 deaths;fourcountries). No fatalities were reported in South-East Asia Region.From 1 January 2025 to 29 June 2025, a cumulative total of 305 903 cholera cases and 3 522 deaths were reportedglobally acrossthreeWHO regions. The region with the highest reported case count was the Eastern MediterraneanRegion (159414 cases;sixcountries), followed by the African Region (143762 cases; 19 countries)and the South-East Asia Region (2727 cases;fivecountries). During this period, cholera deaths were reported in the African Region(2928 deaths), the Eastern Mediterranean Region (593 deaths)andthe South-East Asia Region (onedeath).Thedata presented here should be interpretedcautiouslydue to potentialunderreporting andreportingdelays.Thismay affect the timeliness of reports, and consequently, the presented figures might not accuratelyrepresent the true burden of cholera.The diversity of surveillance systems, case definitions, and laboratory capacitiesamong countries means that statistics on cholera cases and deaths are not directly comparable. Additionally,theglobalcase fatality rate (CFR)for cholera warrants a prudent examination as it is heavily influenced by variations insurveillance methodologies.In this document, the term 'cholera cases' encompasses both suspected and confirmedcases,unless specified otherwise for specific countries.The data within this report are subject to potentialretrospective adjustments as more accurate information becomes available.For the latest data, please refer to WHO’sGlobal Cholera and AWD Dashboard.Figure 1.Cholera andacute watery diarrhoea(AWD)cases per 100 000, 1Januaryto29June2025 2 3* Case and deathnumbers presented are not directly comparable due to differences in case definitions, reporting systems, and general underreporting.All data are subject to verification and change due to data availability and accessibility. Respective figures and numberswill be updated as more informationbecomes available. The data in Table 1 includes suspected, rapid diagnostic test (RDT) positive, and culture-confirmed cholera cases.As multiple countries report only total data on deaths,thereported CFR is calculated throughout based on the total number of deaths reported.The GlobalTask Force on Cholera Control (GTFCC)recommends that CFR be calculated using only facility deaths,with the number of community deaths reportedseparately.** Afghanistan and Myanmar report AWD cases.*** The reported number of suspected cholera and AWD cases is based on the availablePublic Health Bulletin published by the National Institute of Healthof Pakistan.¥Includes all reported suspected cholera and AWD cases from Yemen.§Countries which did not report cholera casesbetween1and29 June2025# Among the total of667cases reported from India,57cases were confirmed. WHOregionaloverviewsAfrican RegionIn June 2025, the African Region reported 17 480 new cholera cases across 14 countries, marking a 27% decreasecompared withMay.Inthis period, cases were reported from South Sudan (7577),theDemocratic Republic of theCongo (5715),andAngola (2694).Additionally, there were 347 cholera-related deaths, a 15% decrease comparedwithMay.The highest number of deathswere reported fromtheDemocratic Republic of the Congo (193), SouthSudan (77),andAngola (42).From 1 January to 29 June 2025, a total of 143 762 cholera cases were reported across 19 countries in the AfricanRegion.The highest number of caseswere reported from South Sudan (62903),theDemocratic Republic of theCongo (34192),andAngola (27033). Inthe same period, a total of 2928 deaths were reported from 17 countrieswiththe highest numbers recorded inSouth Sudan (1092),theDemocratic Republic of the Congo (803),andAngola.Eastern Mediterranean RegionIn June 2025, the Eastern Mediterranean Region reported 44 642 new cholera cases acrossfourcountries, markinga 3% increase compared with the case numbers reported inMay. During this period, cases were reported from Yemen(18675), Afghanistan (17316),andSudan (7696).Additionally, there were 180 cholera-related deaths, an11%increase compared withMay.The highest number of deathswere reported from Sudan (115), Yemen (55),andAfghanistan (9).From 1 January to 29 June 2025, a total of 159 414 cholera cases were reported acrosssixcountries in the EasternMediterranean Region. During this period,