Objective To survey and analyze the epidemiological and distribution situation of echinococcosis for human and livestock in Aba Prefecture of Sichuan Province.
Methods According to the Standard WS257-2006 of Diagnose Hydatidosis which was published by the WHO, the residents from 141 countrysides of 13 counties where echinococcosis prevailed were examined by B-ultrasound. Sera anti-echinococcosis IgG of children under 12 years old and dejecta-antigen of dogs were examined by ELISA. Visceral of yaks and sheep were examined in slaughter places to make sure their infection.
Results Human surveillance: 48 288 people were examined by B-ultrasound, 470 of which were patients. The positive rate was 0.97%; 19 people was Alveolar Echinococcus, and 451 people was Cystic Echinococcus. Sera of 5 372 children was examined, 358 of which were positive. The positive rate was 6.67%. Livestock surveillance: 5814 dejecta-antigens of dogs were examined, 989 of which were positive. The positive rate was 17.01%. 3 336 yaks and sheep were examined, 113 of which were positive. The rate was 3.39% (113/3 336).
Conclusion Alveolar and Cystic Echinococcus exist and prevail among humans and cattles in Aba Prefecture of Sichuan Province, with a larger proportion of Cystic Echinococcus.
Citation： LI Nengjin,ZHANG Xia,QIU Haiyong,QIN Shengchao,LI Minjie. Epidemic Survey Echinococcosis for Human and Livestock in ABa Prefecture of Sichuan Province of Year 2008. Chinese Journal of Evidence-Based Medicine, 2010, 10(1): 26-29. doi: 10.7507/1672-2531.20100069 Copy