关键词: 血吸虫病；消除；监测；常州市

Abstract: Objective To assess the state of schistosomiasis elimination in 6 districts of Changzhou City， Jiangsu Province， so as to provide the evidence for the formulation of consolidation measures. Methods Three towns （streets） were selected according to the schistosomiasis epidemic degree in each district， and one village was sampled from each town. The on?site assessment was carried out between 2016 and 2017， including Oncomelania hupensis snail survey， population investigation and domestic animal investigation. In addition， the related data and materials were evaluated and the monitoring ability was assessed. Results In the history， there were 54 endemic towns， 368 endemic villages in Changzhou City， with a total area of 3 934.79 hm2 of historic snail spots， and 114 990 schistosomiasis cases so far. In the field assessment in 6 districts， a total of 26 environments were surveyed， with the surveyed area of 36.23 hm2， and there were no living snails captured in each village. A total of 18 199 people were examined for schistosome infection， 255 were blood test positive， and the sero?positive rate was 1.40%. The stool examination was done in 255 sero?positive cases， and no cases were stool?positive. A total of 779 domestic animals were investigated， including 200 cattle， 179 sheep and 400 pigs， and no infections were detected. The files regarding the snail status and schistosomiasis epidemic situation， and the monitoring data were complete and accurate in 6 districts. The annual investment funds for schistosomiasis prevention were 3 120 000 Yuan in Changzhou City， and the number of staff working for schistosomiasis prevention was 86 totally， which could meet the requirements of high quality monitoring. Conclusions All 6 districts of Changzhou City have met the requirements of schistosomiasis elimination.

Key words: Schistosomiasis； Elimination； Surveillance； Changzhou City