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1984年3月,吉安县永阳乡医院从1例腹泻病人的大便中检出姜片虫卵。4月对患者家乡安福县太平乡滩头村的社岸上村进行了流行病学调查,在人、畜中均发现姜片虫感染者,现将调查结果报告如下。 一、调查对象及方法 (一)人群调查:对常住本村1岁以上居民进行病原学检查。每人留取新鲜大便,同时用直接涂片法、改良司氏计数法、自然沉淀法检查虫卵。上述3种方法检出姜片虫卵者,同时作血常规检查。 (二)保虫宿主调查:对饲养1年以上的猪进行粪检。取猪粪约6克用清水过滤,自然沉淀15分钟至20分钟后换清水一次,经反复3次换水后,吸取沉渣涂片2张,镀检。 (三)第一中间宿主调查:取村前水塘中的扁卷
In March 1984, Jianyang County Yongyang Township Hospital from a case of diarrhea in patients with stool ginger eggs detected. In April, the epidemiological investigation was conducted on the village of Shek Kip Tsuen, Tan Tau Tsuen, Taiping Township, Anfu County. The findings were reported as follows. First, the survey and methods (A) population survey: Resident over the village residents over the age of etiological examination. Each person to keep fresh stool, at the same time with the direct smear method to improve the Secretary’s counting method, the natural sedimentation method check eggs. The above three kinds of methods detect ginger egg, at the same time for blood tests. (B) to protect the host investigation: Feeding more than 1 year of pigs for fecal examination. Take about 6 grams of pig manure with water filtration, natural precipitation 15 minutes to 20 minutes after the change of water once, after repeated 3 changes of water, to absorb sediment smear 2, plating inspection. (C) The first intermediate host survey: Take the flat roll in the village pond