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梨形鞭毛虫感染(贾第虫病)是腹泻的常见原因。本文对71～75年期间,某医病诊断为本病的31例(成人12,儿童19)进行回顾性分析。50％患者属于贫困阶层。除1例儿童有免疫缺陷,1例儿童有胰腺囊肿性纤维变性,1例成人有脂肪泻外,其余均未发现影响宿主易感性的因素。 11例成人均以腹泻为主要症状,仅1例青年女性无肠道症状,而患复发性口腔溃疡。病程从起病至入院2天至2年,平均7个月。儿童病例中,10例有腹泻,5例无腹部症状。病程与成人相似。5例儿童显示轻度缺铁性贫血。除1例患脂肪泻的成人外,全部病例的血清及红细胞叶酸水平均属正常。有腹泻的成人确诊前平均诊治16次(1～38次),儿童6.5次(1～19次)。有症状病例的确诊时间成人平均46天(2～185天),儿童平均17天(1～75天),而无
Giardia lamblia infection (Giardiasis) is a common cause of diarrhea. This article from 71 to 75 years, a medical diagnosis of the disease in 31 cases (12 adults, children 19) were retrospectively analyzed. 50% of patients belong to the poor class. In addition to 1 child with immunodeficiency, 1 case of children with pancreatic cystic fibrosis, 1 case of adult with steatorrhea, the rest were not found in the host susceptibility factors. 11 cases of adults were diarrhea as the main symptoms, only 1 case of young women without intestinal symptoms, but suffering from recurrent oral ulcers. The course of disease from onset to admission 2 days to 2 years, an average of 7 months. Of the children, 10 had diarrhea and 5 had no abdominal symptoms. The course of the disease is similar to that of adults. Five children showed mild iron deficiency anemia. All but one adult with steatorrhea had normal serum and erythrocyte folic acid levels. The average diagnosis and treatment of adults with diarrhea 16 times (1 to 38 times), children 6.5 times (1 to 19 times). The diagnosis of symptomatic cases of adults average 46 days (2 to 185 days), children an average of 17 days (1 to 75 days), and no