Virus Outbreaks

The World Health Organization, in partnership with the Ministries of Health in Guinea, Sierra Leone, Liberia, and Nigeria announced a cumulative total of 1440 suspect and confirmed cases of Ebola virus disease (EVD) and 826 deaths, as of July 30, 2014. Of the 1440 clinical cases, 953 cases have been laboratory confirmed for Ebola virus infection.

In Guinea, 472 cases, including 346 fatal cases and 337 laboratory confirmations of EVD, were reported by the Ministry of Health of Guinea and WHO as of July 30, 2014. Active surveillance continues in Conakry, Guéckédou, Boffa, Pita, Siguiri, and Kourourssa Districts.

In Sierra Leone, WHO and the Ministry of Health and Sanitation of Sierra Leone reported a cumulative total of 574 suspect and confirmed cases of EHF as of July 30, 2014. Of these 574, 507 cases have been laboratory confirmed and 252 were fatal. Districts reporting clinical EVD patients include Kailahun, Kenema, Kambia, Port Loko, Bo and Western Area, which includes the capital, Freetown. More recently, Tonkolili, Bambali, Moyamba, and Bonthe Districts have also reported confirmed cases of EVD. Reports, investigations, and testing of suspect cases continue across the country.

As of July 30, 2014, the Ministry of Health and Social Welfare of Liberia and WHO reported 391 clinical cases of EVD, including 109 laboratory confirmations and 227 fatal cases. Suspect and confirmed cases have been reported from Lofa, Montserado, Margibi, Bomi, Bong, Nimba, RiverCess, and Grand Cape Mount Counties. Laboratory testing is being conducted in Monrovia.

In Nigeria, WHO and the Nigerian Ministry of Health reported one probable fatal case and 2 suspect cases as of July 30, 2014.

CDC is in regular communication with all of the Ministries of Health (MOH), WHO, MSF, and other partners regarding the outbreak. Currently CDC has personnel in all four countries assisting the respective MOHs and the WHO-led international response to this Ebola outbreak.