In general, children’s tic disorder is judged mainly based on the following aspects: 1. Analysis from the child’s family history and personal history, children with tic disorder often have a family history of tic disorder, for example, the child’s parents have tic disorder. The child is often hypoxic at birth, which means that there is some damage to the brain in the early stages. 2. Analysis from clinical symptoms, which is the most important basis for judging tics, children’s tics are mainly manifested as involuntary blinking of eyes, shrugging of nose and other motor muscle tics, and some also have vocal tics such as throat clearing and obscene words in the mouth. 3. To make an exclusionary diagnosis in a timely manner, the child can be given an EEG to rule out epilepsy, etc.