关键词: 登革热, 蚊媒, 监测, 分析

Abstract: Objective To analyze the epidemic situation dynamics of dengue fever and the density change of mosquito in Leizhou city in 2006,and provide scientific evidence for early warning of dengue fever and the establishment of control strategy.Methods The data about population antibody level and Aedes collected from former dengue fever prevalence area was analyzed in 2006.Results 192 serum samples were collected.Of them,one sample collected from feverish patients was positive and 3 samples collected from health persons were also positive on late stage of prevalence.In addition,none was positive among 50 Aedes mosquito.The average Breteau index,Container index,House index and thousand-person index were 10.48,4.01,9.61 and 24.85,respectively.Aedes albopictus was the dominant species in the former prevalence area,which widely distributed and had high density.Conclusion The population density of Ae.albopictus was higher in Leizhou city and the outbreak of dengue fever had high risk.Thus,the monitoring should be strengthened to prevent the introduce of pathogen and the outbreak of this disease.