After the child completes the giant colon surgery is the first step in the successful treatment of the disease, the next care is also very important: 1, dietary care: 2-3 days after surgery intestinal function recovery, anal bowel discharge, start eating, start to eat less and more meals, each time a third of the normal amount, try to be consistent with the pre-operative diet, it is best not to eat the food not eaten before surgery, the amount of food can gradually increase, 5-6 days can reach the pre-operative Normal diet, large children to avoid spicy and gas-producing food. 2, perianal skin care: early after surgery because the anal function has not recovered, the number of bowel movements, even up to dozens of times a day, the perianal skin long-term stimulation by fecal juice, prone to redness, ulceration, exudation, etc., so after surgery, special emphasis on perianal skin cleaning and disinfection and keep dry, after each bowel movement with saline, or warm water to wash and dry, the skin reddening to be timely topical application of chlorhexidine oil, tannic acid ointment and other protective skin. Tannic acid ointment etc. should be used to protect the skin. 3.Anal dilation treatment: After the surgery of giant colon, the anastomosis is located about 1cm above the anal tooth line, and the anastomosis forms a scar while healing, and the scar contraction can lead to anal stenosis, which affects defecation. It is best to fix the time of dilation every day, and immediately after the dilation, the child should have a bowel movement, so that the condition of radiation is conducive to defecation training. Anal dilator or gloves should be coated with lubricant when dilating, slowly enter in the direction of the anorectum, do not use violence, so as not to cause intestinal perforation. 4, defecation training: after surgery, the anal function to slowly recover, parents can collaborate with their children to defecation training, parents of young children can have a finger touch the anus, causing reflex contraction of the anus, older children can be patiently explained by parents, so that they do their own anal retraction action, once in the morning and once in the evening. Each time about 20-30 times. In addition, fix the time of anal expansion every day to form a conditioned reflex. 5.Regular review: Half a month, one month, three months, six months and one year after megacolon surgery should be reviewed, mainly to understand the function of the anus, defecation, diet, nutrition and other conditions. So that the parents can be guided in time when problems arise. Small bowel colitis may occur within one year after surgery, so children with diarrhea and bloating should be seen in time.