排便是人体一系列复杂而协调的生理反射活动,健康婴儿和儿童的排便次数随着年龄的增加而减少,生后第1周的新生儿平均排便次数通常为每天4次以上,而到4岁时减至每天1～2次。正常的排便功能早在《儒门事亲》中有记载,云:“胃为水谷之海,日受其新以易其陈,一日一便,乃常度也。”儿童排便异常如腹泻、便秘,均是由于饮食不当、食物成分不均衡、肠道本身疾病及肠道外感染等导致排便次数、粪质异常的消化系统常见疾病。与排便有关的疾病 Defecation is a series of complicated and coordinated physiological reflex activities of the human body. The number of defecation in healthy infants and children decreases with increasing age. The average number of bowel movements in newborns during the first week of life is usually more than 4 times a day, When reduced to 1 or 2 times a day. Normal defecation function as early as “Confucianism,” there are records, said: “The stomach is the water valley of the sea, by its new easy to Yi Chen, a day will be, but also the degree of regularity.” Children defecation abnormalities Such as diarrhea, constipation, are due to improper diet, food composition is not balanced, the intestinal disease itself and intestinal infections caused by the number of defecation, fecal abnormalities common diseases of the digestive system. Defecation-related diseases