目的　分析微小膜壳绦虫感染人体所致病变特点及临床表现,阐明微小膜壳绦虫病发病的流行病学依据。方法　对大连地区1例微小膜壳绦虫病患者的发病原因及临床表现,结合文献报道对其流行病学进行探讨分析。结果　该例患者发病前无明显症状,体检检查从粪便标本中检获到虫卵,病原学鉴定诊断为微小膜壳绦虫感染。结论　人体感染少数微小膜壳绦虫时,一般没有明显的症状。感染严重时,尤其在儿童可表现消化系统与神经系统的症状。注意饮食卫生和加强鼠害防制是控制该病感染和传播的重要措施 OBJECTIVE: To analyze the characteristics and clinical manifestations of the lesions caused by tapeworm inoculation and to elucidate the epidemiological basis of the occurrence of tapeworms. Methods The etiology and clinical manifestations of a case of meningococcosis in Dalian were analyzed and the epidemiology was discussed in the literature. Results The patient had no obvious symptom before the onset of the disease. The physical examination was used to detect the eggs from the stool samples and the pathogenic identification was diagnosed as Microcapsida infection. Conclusion The human body infected with a small number of small tapeworm case, generally no obvious symptoms. Severe infection, especially in children can show the digestive and nervous system symptoms. Attention to food hygiene and strengthening of pest control are important measures to control the infection and spread of the disease