儿童腹泻病病因复杂多样,其中以感染性因素最多见,病原包括病毒、细菌、寄生虫及真菌等。近年来,随着生活水平、社会经济发展及医疗条件、检测手段的改进,不断有新的病原体被证实与感染性腹泻的发生有关,使儿童腹泻病病原学研究得到了进一步完善。 The etiology of children with diarrhea is complex and diverse, of which infectious factors are the most common, pathogens include viruses, bacteria, parasites and fungi. In recent years, with the improvement of living standards, socio-economic development, medical conditions and testing methods, new pathogens have been confirmed to be associated with the occurrence of infectious diarrhea, which has further improved the etiological study on childhood diarrhea.