ETIDIOH - NEW

{Summary} Situation at a glance From 29 December 2024 and as of 26 April 2025 (with data for Ecuador updated as of 2 May 2025), a total of 212 confirmed human cases of yellow fever , including 85 deaths , have been reported to WHO by five countries in the Region of the Americas ( case fatality rate (CFR) 40% ).  The cases have been reported in the Plurinational State of Bolivia, Brazil, Colombia, Ecuador and Peru .  The 212 confirmed yellow fever cases reported so far in 2025 represent a threefold increase compared to the 61 confirmed cases reported in 2024.  WHO is supporting affected countries in implementing coordinated actions to respond to the yellow fever cases and outbreaks.  This includes:  - enhancing preventive measures,  - strengthening surveillance and case management,  - improving risk communication and community engagement, and  - implementing immunization activities.  The current yellow fever situation in the Americas is driven...

Situation at a glance On 7 January 2025, the International Health Regulations National Focal Point for the Plurinational State of Bolivia notified WHO of a laboratory-confirmed case of Chapare virus infection in an adult male from La Paz Department .  Chapare haemorrhagic fever is an acute viral illness caused by Chapare virus .  The virus was first identified in 2003 in Bolivia and has been associated with five documented outbreaks to date, all occurring within the country.  These outbreaks have primarily affected rural areas in the La Paz Department, with the most recent case.  There is no significant risk of international spread of the disease, as person-to-person transmission of the Chapare virus is possible but remains rare in the general population.  As of 13 January 2025, no secondary cases have been reported, and all contacts remain without symptoms.  Public health measures , such as disinfection and rodent control, have been implemented. Descriptio...