Childhood functional constipation(FC)as a common digestive system disease,has been valued by clinicians.Because of its high incidence,the adverse effects of physical health and mental health of the children formed a greater social burden.In the course of treatment,symptoms can be difficult to control,easy to relapse,so in recent years for childhood FC reports continue to emerge.In this paper,childhood FC diagnosis,etiology,treatment,problems and follow-up are reviewed.