Symptoms of a schizophrenic episode: The first is the symptom of an acute episode, and the second is the symptom of a chronic episode. Acute episodes tend to be dominated by positive symptoms, and patients may have hallucinations, delusions, and disorders of speech and behavior, such as excitement, agitation, agitation, and even aggressive behavior. When patients have hallucinations, they may have symptoms such as cursing to the air, talking to themselves, crying and laughing. When patients have delusions, such as relationship delusions and delusions of victimization, they may be very sensitive and suspicious, cautious and even extremely fearful, hypervigilant, worried and scared, and insomniac. Chronic episodes of schizophrenia are mainly characterized by negative symptoms. The patient gradually becomes more emotionally flat or even indifferent, and speech becomes less and less frequent, such as incoherent or intermittent speech, and in the end there may be a paucity of thought, not speaking and not responding to questions. There is also a decrease in will and behavior, and patients tend to be withdrawn, apathetic, and withdrawn, not going out, not communicating with others, etc.