关键词: 红火蚁, 伤害, 调查, 控制

Abstract: Objective To study the bite rate,epidemiological a village,named T,in Guangdong province distribution,clinical symptoms of the villagers bitten by the red imported fire ants (RIFA) and the environment of to provide evidence for disease control and prevention. Methods Using random sampling method to spot-check households in the village and interview with questionnaires to profile the epidemiological characteristics,clinical manifestations and the treatment of the T villagers bitten by the RIFA. Results During the period of January 1 to June 28,2006,among 60 households surveyed,45 households were bitten by the RIFA. The household bite rate was 75.0%. In the total of 241 people questioned,72 people had been bitten by the RIFA. The bite rate of population was 29.9%(72/241). Among those afflicted people,there was no significant difference between male and female; for villagers more than 40 years old,the bite rate was higher than 50%. In the extremely hot June,the number of villagers bitten by RIFA drastically increased. Workers at farm and/or afforesting belts were much more likely to be bitten by RIFA. The bite rates in farmers and afforesting workers were 42.3% and 28.3% respectively. The proportion of bitten feet was the highest as 65.0%,the next was the hand; The clinical manifestation were mainly including itch- pain(100%),blushes(45.8%),skin rash(78.6%),papule(54.2%),water(pus) blister(33.3%),fever rarely(1.4%) and dizziness(1.4%) and so on 98.6% patients of which were treated by themselves. The nest of RIFA scattered in the village. Conclusion The villagers bitten by RIFA is common in the village in the recent years but with less severe clinical manifestations. We should enhance the health education for the farmer and afforesting workers,and enhance to control RIFA by the scienific ways.