汪某,女性,3岁,垫江县白家乡人。1990年5月,普查时粪检发现肝毛细线虫卵,无自觉症状。体检:未扪及肝脾。有进食鼠肉史。同年5月12日家人捕得老鼠1只,去皮毛及内脏后给小孩烧吃。5月14日改良加藤厚涂片法粪检,肝毛细线虫卵6264个/g。虫卵呈椭圆形,淡褐色,平均56×30μm,卵壳较厚,表面有许多放射条纹,两端各有一透明塞,不突出于膜外,内含一单卵细胞。同时查见蛔虫卵和鞭虫卵。为了防止污染,我们对所用器材全 Wangmou, female, 3 years old, Dianjiang people in Dianjiang County. May 1990, when the census found fecal hepatic capillary eggs, no symptoms. Physical examination: not palpable liver and spleen. Have to eat mouse meat history. May 12 the same year, the family captured a rat, to the children after eating fur and offal. May 14 improved Kato thick smear method fecal examination, liver capillary nematode eggs 6264 / g. Egg oval, light brown, with an average of 56 × 30μm, thick egg shell, the surface of many radiation streaks, both ends of a transparent plug, not protruding from the membrane, containing a single egg. See also roundworm eggs and whipworm eggs. In order to prevent pollution, we use the full equipment