Dengue fever is transmitted via the aedes aegypti mosquito. In bolivia, dengue fever was mentioned for the first time in 1931, but welldocumented cases during the 1990s appeared with the isolation of den1 and den2 viruses 4,5,6, followed by. At least 18 people died and 31,000 were infected by the mosquitotransmitted arbovirus on 20 february, the pan american health organization reported. Risk is present yearround, with peak transmission from december to may. Take meticulous antimosquito bite measures during the daytime. Pdf epidemic outbreak of dengue virus 2 subgroup jamaica in. Evolution of dengue disease and entomological monitoring. Bolivia has sounded the alarm about the countrys worst outbreak of dengue fever for 22 years. However, there is limited information available and there may be delays in detecting and reporting new cases. Edgar chavez navarro medico pediatra especialista en enfermedades tropicales y parasitarias. On 16 january 2016, ministry of health of bolivia, through its national ihr focal points nfp, notified pahowho of the first laboratoryconfirmed cases of locallyacquired zika virus infection in the country.
Pdf epidemic outbreak of dengue virus 2 subgroup jamaica. Dengue hemorrhagic fever and dengue shock syndrome some patients with dengue fever go on to develop dengue hemorrhagic fever dhf, a severe and sometimes fatal form of the. Drs miguel cespedes lesczinsky, marvin diez, faissal tobias, ivan tereba medico pediatra. Dengue y chikungunya por departamento 2016 departamentos dengue 2016 chikungunya 2016 pando 484 611 santa cruz 642 810 beni 1. Natural vertical transmission of dengue viruses by aedes. Dengue is a viral infection caused by four types of viruses denv1, denv2, denv3, denv4 belonging to the flaviviridae family. The outbreak has already killed five people in the east of the country and infected more than 7,000. Zika virus risk bolivia has a history of previous zika virus transmission.
Evolution of dengue disease and entomological monitoring in. In the most affected city of santa cruz, this system was complemented by an entomological surveillance program based on periodical search for immature stages. In bolivia, dengue fever was mentioned for the first time in 1931, but welldocumented cases during the 1990s appeared with the isolation of den1 and den2 viruses 4,5,6, followed by den3 at the beginning of the 2000s. Background in the context of a rapid increase of dengue cases in the americas, a monitoring system based on systematic serological control igm of patients consulting for suspected dengue was developed in bolivia at the end of the 1990s. There is currently no evidence of an ongoing zika virus outbreak. Mosquitoes were collected at the preimaginal stages eggs, larvae and pupae then reared up to adult stage for viral detection using molecular methods. Ops oms dengue alertas y actualizaciones epidemiologicas. The spread of the disease has been exacerbated by falling vaccination levels in certain areas, and by a growing population of mosquitoes, which are the primary. The 20192020 dengue fever epidemic is an epidemic of the infectious disease dengue fever in several countries of southeast asia, including the philippines, malaysia, vietnam, and bangladesh, pakistan, thailand, singapore, and laos. Bolivia is facing an epidemic in its tropical lowlands and its strained health system appears unable to cope. Jan 20, 2016 on 16 january 2016, ministry of health of bolivia, through its national ihr focal points nfp, notified pahowho of the first laboratoryconfirmed cases of locallyacquired zika virus infection in the country. The bbc described it as the worst outbreak of dengue fever in the countrys history.