Leg pinching syndrome mainly occurs in infancy and childhood and is mainly characterized by rubbing the perineum by pinching the legs and crossing them. If the syndrome is not actively treated, it will lead to long-term perineal friction leading to breakage and infection, and severe cases are prone to low self-esteem and fear, seriously affecting the development of physical and mental health. Treatment measures are as follows: 1, vulvar and vaginal inflammation caused by the need to actively treat the primary disease; 2, to create a good family atmosphere, and parents to experience more outdoor activities, to enhance their feelings for each other; 3, children are having an attack, should be distracted, and if necessary, can be to the hospital.