SURVEILLANCE AFTER ELIMINATING FILARIASIS IN GUIZHOU PROVINCE

Objective To consolidate the achievement of filariasis control after eliminating and to prevent the re-transmission of filariasis in Guizhou. Methods The entomological, parasitological and serological surveys were carried out in the provincial outlying poverty areas, there might be weakness of filariasis control and mobile population of original epidemic area. The chronic cases of filariasis were treated and cared. Results A total of 7 180 persons and 7 794 mosquitoes were examined, neither microfilaremia nor infected mosquito were found. Among 937 persons of serological detecting, the positive rate was 0.534% (5/937). The elephantiasis patients were treated with Keyanzhong, the effective rate was 52.63%(10/19). 30 and 20 patients with chyluria were treated by MCT and DEC respectively, the effective rates were 93.3%(28/30) and 90%(18/20) in the near future and the 88%(22/25) and 75%(6/8) after 1 year respectively. Conclusion The achievements of filariasis control is consolidated. The caring of chronic filariasis patients should be strengthened.