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小儿感染性腹泻是一组多病原,发病率很高,传染性很强的胃肠道传染病。也是当今全球性重要公共卫生问题之一。尤以发展中国家为甚,据世界卫生组织调查:腹泻主要分布在亚非拉地区。我国儿童死亡原因出现了新的变化;该病是居第二位的小儿常见病;是小儿营养不良和维生素缺乏症的重要病原之一。据统计5岁以下小儿每年有1.7亿人患腹泻,占70%,可见波及之广,危害之大。因此本病在儿科仍占有重要地位。当今新公认的感染性腹泻的病原体有沙弧菌、拟念孤菌、霍利斯弧菌、亲水气单胞菌、海鸥弯曲菌、粘附性大肠杆菌、难辨梭菌、轮状病毒、隐孢子虫、人型球囊虫。但国内近几年来仍以细菌性和病毒性腹泻占绝大多数;寄生虫感染引起的腹泻也有报告,现在各地相继报告的病原体检测率各
Infectious diarrhea in children is a group of multi-pathogenic, high incidence, highly contagious gastrointestinal infectious diseases. It is also one of the most important public health issues in the world today. Especially in developing countries, according to the World Health Organization survey: diarrhea mainly in Asia, Africa and Latin America. The causes of child mortality in our country have undergone new changes; the disease is the second most common pediatric disease in children; it is one of the important pathogens of malnutrition and vitamin deficiency in children. According to the statistics, there are 170 million people suffering from diarrhea each year, accounting for 70% of children under 5 years of age, which can be seen wide spread and endangered. Therefore, the disease still plays an important role in pediatrics. Today’s newly recognized infectious diarrhea pathogens areS. Vibrio, hypnosis, Hollis Vibrio, Aeromonas hydrophila, Campylobacter septum, adhesive E.coli, Clostridium difficile, rotavirus , Cryptosporidium, human bursal disease. However, bacterial and viral diarrhea are still the overwhelming majority in China in recent years. Diarrhea caused by parasitic infections has also been reported. Nowadays, the detection rates of pathogens reported in various places