There are various clinical manifestations of psychological disorders. Patients appear to have sensory disorders especially sensory body is more sensitive, there is a sense of ants crawling or insect eating, some manifest as sensory retardation, sometimes inexplicably hear some sounds or see some people and things that others can not see, for this reason and panic, worry, fear, suspicion. Some patients show emotional performance of talking a lot and excitement; while some show low mood, little talk, reluctance to talk, and difficulty in interacting with others; some are happy to interact and excited to communicate with others. Clinically, some may find that their personalities are obviously different from before, they used to be more gregarious and exuberant, but now they are withdrawn, lazy, reluctant to move, lie down more and move less, and cannot take care of their personal hygiene; patients sometimes show special sensitivity and suspicion, and always have hostile eyes in communication with others, etc. These are all clinical manifestations of mental illness. The manifestations of psychological disorders are very common, and systematic and standardized examination should be conducted to obtain a clearer diagnosis and then systematic and standardized treatment.