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广东省湛江市农村人群肠道蠕虫感染调查 被引量:5

The Survey of Infections of Human Intestinal Helminthes in the Rural Areas of Zhanjiang, Guangdong Province
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摘要 目的了解湛江市农村人群肠道蠕虫感染现状。方法随机采集村民新鲜粪便,用直接涂片法及饱和盐水浮聚法检查虫卵,用盐酸左旋咪唑驱虫法检查感染钩虫种类。结果粪检190人,虫卵阳性78人,总感染率为41.1%。检出3种肠道蠕虫卵,其中钩虫感染率25.8%,蛔虫感染率12.1%,鞭虫感染率10.5%,有2种或3种虫卵阳性率为6.8%;不同地点各虫感染率不同;钩虫以50~70岁人群感染率较高,蛔虫、鞭虫以20岁以下人群常见;女性的钩虫感染率明显高于男性。药物驱虫后检获有十二指肠钩虫成虫、美洲钩虫成虫及雄性蛔虫,其中,十二指肠钩虫占钩虫比例87.4%,美洲钩虫占钩虫比例12.6%。结论湛江市农村人群感染蛔虫、鞭虫及钩虫常见,其中以钩虫感染最为严重。钩虫感染率较高与旱作生产生活方式密切相关。十二指肠钩虫在该地钩虫流行中占了重要地位。 Objective To investigated the prevalence of human intestinal helminthes infection in the rural areas of Zhanjiang, Guangdong province. Methods Faecal samples from 190 peoples were collected from two distinct regions (Donghai Islang and Potou District) , and examined for the presence of intestinal helminth eggs using direct saline smear or brine flotation techniques between January 2006 and April 2006. Results Of the 190 peoples,78 (41.1%)were infected with intestinal helminthes, 49 (25.8%) with hookworm, 23 (12.1%) with Ascris lumbricoides and 20 (10.5%) with Trichuris trichiura. Concurrent infection of multiple helminthes was common; 13 (6.8%)were infected with 2 or 3 species of helminth. Hookworm infection was the most common helminth infection in the age group of 50-69, while A. lumbricoides and T. trichiura infection were common in the age group of 1.5-19. The hookworm infection rate of female was higher than male. After ingesting with levamisole, the faecal samples in the first 12 hours were examined for the adult of hookworm from 8 hookworm egg positive individuals. Of the collected 143 hookworms, 125 (87.4%) were Ancyclostoma duodenale and 18 (12.6%) were Necator americanus. In addition, 2male A. lumbricoides were collected from 2 people. Conclusion The results of the present survey showed that human intestinal helminthes infection was common in the rural areas of Zhanjiang, Guangdong province. The prevalence figures indicated Ancyclostoma duodenale infection was the common species of hookworm infection. The comprehensive measures should he taken for the control of hllman intestinal helminth infection.
出处 《热带医学杂志》 CAS 2007年第3期257-259,共3页 Journal of Tropical Medicine
基金 广东省自然科学基金(No.04011381)
关键词 湛江市 人群 肠道蠕虫 感染 调查 Zhanjiang human intestinal helminth infection survey
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