Symptoms of autism:
1, social communication barriers, manifested as at least two of the following:
① There are obvious defects in many nonverbal communication behaviors such as eye contact, facial expression, body posture and social posture.
② You can't establish a partnership that suits your age development level.
(3) Lack of spontaneous expression of seeking happiness, interest and achievement with others (for example, not showing, bringing or pointing to objects of interest to others).
(4) Lack of interaction with people or feelings (for example, they will not actively participate in game activities, like to play alone, and regard toys as "tools".
2, speech dysfunction, at least for the following:
① The development of oral English is slow or completely lacking, and no attempt has been made to replace it with other forms of communication, such as body posture and sign language.
② Patients with sufficient language skills lack the ability to initiate or maintain dialogue with others.
(3) the language is rigid and repetitive or weird.
3. Repetition of stereotyped behaviors, at least as follows 1:
(1) is surrounded by one or more narrow and rigid interests. Its intensity or concentration point is different from ordinary people.
(2) Rigid and repetitive motor skill movements (such as waving, flapping fingers or complicated whole body movements).