Which Symptom Is A Primary Characteristic Of Schizophrenia?

Which Symptom Is A Primary Characteristic Of Schizophrenia? Schizophrenia involves a range of problems with thinking (cognition), behavior and emotions. Signs and symptoms may vary, but usually involve delusions, hallucinations or disorganized speech What are primary negative symptoms of schizophrenia? The National Institute of Mental Health Measurement and Treatment Research to Improve Cognition in Schizophrenia