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乌江流域涪陵段区肺吸虫病早有发生,70年代病例逐渐增多,但尚缺本病流行的系统资料。我们于1981～1989年对这一片区的8个县开展了肺吸虫病流行病学调查。 材料与方法 一、人群调查 各县选择有肺吸虫病发生的中小学学生或居民进行皮试检查,部分皮试阳性者进行血常规和酶标检查并作吃蟹史及临床表现调查。肺吸虫成虫抗原皮试液由四川省寄生虫病防治研究所供给,浓度为1/1000,注射量为0.1ml,皮丘1.3cm以上,对照皮丘1.3cm以下者为皮试阳性。
Paragonimiasis Fuling section of the Wujiang River Basin has long occurred, 70 cases gradually increased, but the lack of popular disease system information. We conducted an epidemiological survey of paragonimiasis in eight counties in this area from 1981 to 1989. Materials and methods First, the crowd survey County selected primary and secondary students or residents of paragonimiasis skin test, some skin test positive for blood tests and enzyme-labeled crab history and clinical manifestations for investigation. Paragonimus adult antigen skin test solution from the Institute of Parasitic Diseases in Sichuan Province to provide a concentration of 1/1000, the injection volume of 0.1ml, 1.3cm above the hill, 1.3cm below the control crustal skin test positive.