2. Taking phobia as the main clinical feature conforms to the following points:

(1) has a strong fear of certain objects or situations, and the degree of fear is not commensurate with the actual danger.

(2) There are anxiety and autonomic nervous symptoms during the attack.

(3) Repeated or persistent avoidance behavior.

(4) Know that fear is excessive or unnecessary, but it can't be controlled.

3. Avoidance of fear scenes and things must be or used to be a prominent symptom.