各类食物经消化道吸收其中的营养物质后即形成粪便,经肛门排出体外。机体内一部分代谢产物亦经肠道随粪便排出。因此,检查粪便不但可以了解消化道的生理和病理情况,而且还能了解机体某些新陈代谢过程。与成人比较,婴幼儿的食物单纯,种类少,消化道功能与成人不尽相同,加之婴幼儿往往不会用语言表达病情,因此,了解其排便次数,粪便量及性状的客观变化,更能作为诊断与鉴别诊断的重要手 Various types of food by the digestive tract to absorb nutrients which form after excrement, excreted through the anus. Part of the body metabolites also excreted by the intestine with the feces. Therefore, checking the excrement not only can understand the physiological and pathological conditions of the digestive tract, but also understand some of the body’s metabolic processes. Compared with adults, infants and young children food is simple, less variety, gastrointestinal function and adults are not the same, combined with infants and young children often do not use language to express the disease, therefore, to understand the objective changes in the number of stools, stool volume and traits, more As an important diagnostic and differential diagnosis of hand