Dengue virus disease dengue fever, or dengue is a viral disease spread by mosquitoes in many tropical and subtropical parts of the world including africa, asia, south america and occasionally, some parts of northern queensland. If you are bitten by an infected mosquito, symptoms can take up to 2 weeks to develop but usually last less than a week. Dengue fever can be caused by any one of four types of dengue virus. A risk to anyone traveling to a tropical or subtropical region of the world where dengue virus is found. Abstract dengue virus denv is responsible for the clinical entity known as dengue that is a gr eat concern for economy. A dengue outbreak in cape verde was recently reported 3,000 cases, and. Dengue is a viral disease spread through mosquito bites. Four distinct serotypes of the dengue virus dengue1, dengue2, dengue3, and dengue4 exist, with numerous virus strains found worldwide.
Exposicion al agente, vulnerabilidad y resistencia. Symptoms include fever, headache, nausea, vomiting, rash, pain in the eyes, joints, and muscles, and minor bleeding. Den1, den2, den3, den4 y den5 causante del dengue 1. Molecular cloning methods have led to a greater understanding of the structure of the rna genome and definition of virusspecific structural and nonstructural proteins. The disease is caused by four serologically and genetically distinct viruses termed dengue virus denv 1, 2, 3 and 4. In the last 50 years, dengue incidence has increased 30fold, worldwide. Pruebas serologicas del virus del dengue dengue cdc. Each year, an estimated 390 million people are infected. Each denv has four or more genetic groups or genotypes. All structured data from the file and property namespaces is available under the creative commons cc0 license. You can be infected by at least two if not all four types at different times during your lifetime, but only once by the same type. Transmission dengue virus can be transmitted from the bite of an infected aedes mosquito.
Files are available under licenses specified on their description page. This page was last edited on 26 december 2019, at 05. Four distinct serotypes of the dengue virus dengue 1, dengue 2, dengue 3, and dengue 4 exist, with numerous virus strains found worldwide. Periodo prepatogenico factores del huesped huesped.
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