Neurosis is not the correct name for the disease, but generally refers to schizophrenia, the specific symptoms of which include perceptual disturbances, thought disturbances, affective disturbances, volitional and behavioral disturbances, and cognitive dysfunction, among others. Sensory perception disorder refers to hallucinations, such as hearing, seeing, and smelling. Thought disorders are characterized by delusions, including delusions of victimization, delusions of relationship, delusions of jealousy, delusions of exaggeration, and so on. Emotional disorders are mainly manifested as emotional indifference, emotional incoherence, and patients may show irritability, incoherent excitement, depression or anxiety, and so on. Volitional and behavioral disorders are mainly manifested as a decrease or even a lack of will, which can be manifested as isolation, lack of initiative in behavior, loss of interest in study and work, and little implementation of future plans or intentions. Cognitive dysfunction is characterized by a variety of cognitive deficits, such as short-term memory and learning, working memory, and executive function.