Clinical features of schizoaffective psychosis: 1. There are typical signs of depressive or manic episodes with symptoms of schizophrenia, especially catatonia, paranoia and hallucinations. These two symptoms are present simultaneously or sequentially in the onset. The variability of symptoms is large, and the same patients do not behave consistently in different episodes. 2. The course of the disease is intermittent episodes, and no obvious defects remain after the symptoms are relieved. 3. The onset of the disease is acute, and there can be stress triggers for the onset of the disease. There is no obvious personality defect before the disease, and some patients may have family history of schizophrenia and bipolar disorder. 4.The age of onset is more common in young and middle-aged women. 5.The schizophrenic symptoms and affective symptoms that meet the symptom criteria exist simultaneously for at least 2 weeks during the whole course of the disease, and appear and disappear at similar times. 6.The schizotypes include: manic type, depressive type and mixed type.