Abstract:

Objective  To understand the endemic situation of schistosomiasis in Wuwei County after reaching the criteria of infection control in 2008 so as to provide the evidence for decision-making of schistosomiasis control. Methods  The epidemiological data of schistosomiasis in Wuwei County from 2008 to 2013 were collected and analyzed with the descriptive epidemiology method. Results  By the end of 2013, there were 361 advanced cases of schistosomiasis, but no acute cases of schistosomiasis were found. There was still 2213.6694hm2 areas with Oncomelania snails in 2013, including 23.822hm2 areas in inland regions,1141.6694hm2 areas in marshland regions and 1048.1780hm2 areas in beach regions. No infected snails were found in recent two years, and the area of snail decreased obviously. A total of 816 head of cattle were raised in schistosomiasis transmission regions in 2013, and no infected cattle were found. A total of 30 villages in 7 towns reached the criteria of transmission control from 2008 to 2013. Conclusion  The endemic situation of schistosomiasis in Wuwei County declines obviously and maintains at lower level after reaching the criteria of infection control, and has reached the criteria of transmission control at present.
 

Key words: Schistosomiasis, Infection control, Endemic situation, Wuwei County