深圳市肠螨病流行情况的调查

AN EPIDEMIOLOGICAL SURVEY OF INTESTINAL ACARIASIS IN SHENZHEN AREA

目的:调查肠螨病在深圳市部分人群中的流行情况及病原螨种类.方法:询问病史、粪检(饱和盐水漂浮法)及对部分螨阳性者进行血检(白细胞分类计数).结果:对928人作粪检,螨阳性者59例,检出率6.36%,检出的螨经鉴定有8种,即腐食酷螨、粗脚粉螨、甜果螨、家食甜螨、隐秘食甜螨、粉尘螨、屋尘螨和谷跗线螨.肠螨病患者中有28例作了嗜酸性粒细胞检查,计数均数为0.69×10 9[(0.36～0.74)×10 9]/L,分类中其构成比均数为0.08(0.04-0.10).患者的临床症状主要表现为腹痛、腹泻、脓血便、腹部不适、乏力和精神不振等.结论:深圳市从事特定职业的人群及儿童中,肠螨病发病率较高,应加强对特定职业人群的劳动保护.

Objective:To make an epidemiological survey of intestinal acariasis in Shenzhen area and investigate pathogenic mite species.Methods:Case history,stool examination(saturated saline flotation method),and blood examination (differential leukocyte count) were served in this study.WTHZResults:Among 928 cases,59 cases were mite-positive with the methods of stool examination,and the positive rate was 6.36%.After identified,8 species had been found out,the species were Tyrophagus putrescentiae,Acarus siro,Carpoglyphus lactis,Glycyphagus domesticus,G.privatus,Dermatophagoides farinae,D.pteronyssinus and Tarsonemus granarus.28 intestinal acariasis cases were further examined for eosinophil,and had an average count of 0.6910~9/L(0.36-0.7410~9/L).The main clinical symptoms were abdominal pain and diarrhea.Conclusion:The incidence of intestinal acariasis was higher in children and personnel working at their specific vocation in Shenzhen area.Occupational health works need to be strengthen especially for those specific population.