Anal fissures are tears, fissures and ulcers that occur at the mouth of the digestive tract, parallel to the longitudinal axis of the anal canal, single or multiple, often causing pain, usually in adults, but can also occur in children. 1, children in this situation, you need to clean the anus every day after the bowel movement, you can rub erythromycin ointment or tea oil and other drugs or aids to promote wound recovery, if necessary, need to iodophor scrub the affected area to avoid bacterial infection. 2, parents can let the child’s anal area warm water bath, round the way to help children massage the perianal area to promote local blood circulation, accelerate the healing of the wound, massage, remember to move gently. 3, must be given to the child to develop the habit of regular bowel movements, to avoid constipation hard stool situation, the usual diet must let the child not picky food, eat more fiber-rich food, such as eating more fruits, vegetables, such as bananas, apples, and then groundnuts such foods can eat more, to promote defecation. Combined with the above article, I believe that our parents and friends can also understand the situation, of course, if the child appears this kind of situation, please seek medical attention.