Description

Dengue fever is caused by the dengue virus (divided into 4 serotypes, DENV-1-4). It is an acute infectious disease transmitted by Yi ant aegypti and Aedes albopictus. It is most common in tropical and subtropical areas. Clinical types can be divided into three types: dengue fever, dengue hemorrhagic fever, and dengue stomach syndrome. The disease spreads rapidly, and the main clinical manifestations include fever, headache, generalized and leukopenia.  primary dengue virus infection patients, general clinical manifestations is lighter, can show the asymptomatic recessive infection, or light, typical dengue: alien dengue virus infection again, serious illness, dengue hemorrhagic fever and shock syndrome in clinical probability increases, the case fatality rate is high, is a serious harmfulness of infectious diseases.