For anal fissure in infants and young children, you can cooperate with the doctor’s general treatment and receive medication and surgery to help improve the symptoms. 1. General treatment: usually pay attention to adjust the child’s diet, eat more food rich in dietary fiber, do not eat greasy spicy stimulating food, to relieve the symptoms of constipation. 2. Medication: anal fissure can be given diluted potassium permanganate solution sitz bath as prescribed by the doctor. Keep the local clean. The specific concentration of loosening should be used according to the doctor’s prescription. 3. Surgical treatment: some infants and young children are in serious condition, the effect of simple medication is not good, and those who are not cured after a long time can consider receiving surgical treatment. The commonly used surgical treatments include anal fissure resection, internal anal sphincter amputation and so on. If your baby has anal fissure, it is recommended that you take your baby to a pediatrician as soon as possible to receive treatment under the guidance of a professional doctor.