Outbreak of Ebola in Guinea, Liberia, and Sierra Leone

Guinea at a Glance

Suspected and Confirmed Case Count: 427
Suspected Case Deaths: 319
Laboratory Confirmed Cases: 311

Liberia at a Glance

Suspected and Confirmed Case Count: 249
Suspected Case Deaths: 129
Laboratory Confirmed Cases: 84

Sierra Leone at a Glance

Suspected and Confirmed Case Count: 525
Suspected Case Deaths: 224
Laboratory Confirmed Cases: 419

Highlights

July 23, 2014, the Guinea Ministry of Health announced a total of 427 suspect and confirmed cases of Ebola virus disease (EVD), including 319 fatal cases.
Affected districts include Conakry, Guéckédou, Macenta, Kissidougou, Dabola, Djingaraye, Télimélé, Boffa, Kouroussa, Dubreka, Fria, and Siguiri; several are no longer active areas of EVD transmission (see map).
311 cases across Guinea have been confirmed by laboratory testing to be positive for Ebola virus infection.
In Guinea’s capital city, Conakry, 73 suspect cases have been reported to meet the clinical definition for EVD, including 37 fatal cases.
July 23, 2014, the Ministry of Health and Sanitation of Sierra Leone and WHO reported a cumulative total of 525 suspect and confirmed cases, including 419 laboratory confirmations and 224 reported fatal cases.
Cases have been reported from 6 Sierra Leone districts: Kailahun, Kambia, Port Loko, Kenema, Bo, and Western.
July 23, 2014, the Ministry of Health and Social Welfare of Liberia and WHO have reported 249 suspect and confirmed EHF cases (including 84 laboratory confirmations) and 129 reported fatalities.
Genetic analysis of the virus indicates that it is closely related (97% identical) to variants of Ebola virus (species Zaire ebolavirus) identified earlier in the Democratic Republic of the Congo and Gabon (Baize et al. 2014 ).
The Guinean Ministry of Health, the Ministry of Health and Sanitation of Sierra Leone, and the Ministry of Health and Social Welfare of Liberia are working with national and international partners to investigate and respond to the outbreak.

Distribution map showing districts and cities reporting suspect ceses of Ebola. Suspected cases were reported in Kissidougou, Gueckedou, Macenta, and Nzerekore

Click map to view larger version.

Graphic showing the life cycle of the ebolavirus.

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RESOURCES

Radio PSA Print

July 28, 2014 expanded

Outbreak Update

The World Health Organization, in partnership with the Ministries of Health in Guinea, Sierra Leone, and Liberia, announced a cumulative total of 1201 suspect and confirmed cases of Ebola virus disease (EVD) and 672 deaths, as of July 23, 2014. Of the 1201 clinical cases, 814 cases have been laboratory confirmed for Ebola virus infection.

In Guinea, 427 cases, including 319 fatal cases and 311 laboratory confirmations of EVD, were reported by the Ministry of Health (MoH) of Guinea and WHO as of July 23, 2014. Active surveillance continues in Conakry, Guéckédou, Boffa, Dubreka, Fria, and Siguiri Districts.

In Sierra Leone, WHO and the Ministry of Health and Sanitation of Sierra Leone reported a cumulative total of 525 suspect and confirmed cases of EVD as of July 23, 2014. Of these 525, 419 cases have been laboratory confirmed and 224 were fatal. Districts reporting clinical EVD patients include Kailahun, Kenema, Kambia, Port Loko, Western, and Bo. Reports, investigations, and testing of suspect cases continue across the country.

As of July 23, 2014, the Ministry of Health and Social Welfare of Liberia and WHO reported 249 clinical cases of EVD, including 84 laboratory confirmations and 129 fatal cases. Cases since May have been reported from Lofa, Montserado, Margibi, Bomi, Bong, and Nimba Counties. Laboratory testing is being conducted in Monrovia.

CDC is in regular communication with its international partners, WHO, and MSF regarding the outbreak. Currently CDC has personnel in Guinea, Liberia, and a team is expected in Sierra Leone soon. All teams are assisting the respective MOHs and the WHO-led international response to this Ebola outbreak.

Based on reports from the Ministry of Heath of Guinea, the Ministry of Health and Sanitation of Sierra Leone, the Ministry of Health and Social Welfare of Liberia, and WHO 27 July 2014