摘要
目的了解西藏自治区拉萨市蔡公堂乡藏民中牛带绦虫病的流行概况。方法采用现场询问排节片史方法进行调查。对有病史者用槟榔-南瓜子法驱虫,测量虫体长度,观察头节和孕节。结果当地人群排节片率为34.4%(32/93),牛囊尾蚴感染率为33.3%(1/3)。对有排节片史的32人进行驱虫,有12人共驱出18条虫体,驱虫率为37.5%(12/32),虫体长度为2.06～5.38m,平均3.72m。虫体头节上无顶突和小钩,有四个吸盘,子宫分支为16～28支,排列整齐,鉴定为牛带绦虫。男性驱虫率为52.6%(10/19),女性驱虫率为23.1%(3/13),在驱出虫体的12人中,其临床表现为排节片史100%(12/12),肛门瘙痒75%(9/12),消化道症状(腹痛、腹泻、便秘和腹部不适)59.3%(7/12),患者未发现有囊尾蚴寄生的情况。结论拉萨市蔡公堂乡存在牛带绦虫病的流行。
Objective To investigate the current status of taeniasis in Caigongtang County Lhasa city in Tibet Autonomous Region.Methods To investigate Caigongtang County a nd the nearby 5villages using the tra ditional epidemiological methods.Areca catechu L and pumpkin seeds were used to t reated patients with taeniasis history and the length,scolex and gravid of the proglottides were measured.Results The ratio of the passing proglottides in their feces is34.4%(32/93).The infection ratio of the cystercis is 33.3%(1/3).Among 32persons(19male and 13female)with clinical symptoms ,12people(10male and 2female)were found to have 18adult worms in th eir feces after taking pumpkin seeds,Areca catechu L and other drugs.The l ength of the adult worms are ranged fr om 2.06to 5.38meters,with an average length of 3.72meters.There are four suckers and no rostellum and hoklet i n the scolex.There are 16～18branches arranging in two sides in the uterus.These characteristics are in accord ance with Taenia saginata.The expelling worms rate of the male is 52.6%(10/19),and that of the female is 23.1%(3/13).Among 12persons with adult worms ,100%(12/12)with clinical symptom of passing pro glottides in the feces,75.0%(9/12)with pruritus ani ,59.3%(7/12)with alimentary canal symptoms (abdominal pain,diarrhea and abdominal discomfort),none with cystercis.The people in th is area like eating raw or uncooked meat and viscera of cattle.Conclusion Caigongtang County Lhasa city is sev ere epidemic area of taeniasis at present.
出处
《热带医学杂志》
CAS
2005年第2期200-202,共3页
Journal of Tropical Medicine
基金
国家自然科学基金(No.30260102)。
关键词
牛带绦虫
流行病学
拉萨
Taenia saginata
epidemiology
Lhasa
