Get Positive Negative Symptoms Schizophrenia Background. The symptoms of schizophrenia are usually classified into: An example of this is a loss of interest in everyday activities.

Positive and negative do not refer to the symptom's benefit or lack thereof but, rather, the nature of how they affect the person with schizophrenia.

Negative symptoms include the inability to show emotions, apathy, difficulties talking, and withdrawing from social situations and relationships. The positive and negative syndrome scale (panss) is a medical scale used for measuring symptom severity of patients with schizophrenia. We report on the development and initial standardization of the positive and negative syndrome scale (panss). Positive and negative symptoms are medical terms for two groups of symptoms in schizophrenia.