For infants with small head circumference, the following aspects can be remedied: First, calcium supplementation treatment, because some children’s small head circumference is often caused by calcium deficiency, if the blood vitamin D and blood calcium levels drop significantly, the child can be given vitamin D supplementation and calcium supplementation treatment, which has a significant alleviating effect on small head circumference. Second, surgical treatment, some children’s head circumference is small because of small head deformity, closure is relatively early, to timely surgery, otherwise affect the intracranial pressure. Third, increase nutrition treatment, some children appear head circumference is small, is caused by malnutrition or belong to premature infants, should be timely to the child to regulate the spleen and stomach treatment, and increase nutrition, such as eating more fish, shrimp, eggs, milk and other high-quality protein. After the child’s growth is satisfied, the head circumference will slowly catch up to the level of normal children.