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Criteria for Positive, Negative and Mixed Schizophrenia

Purpose:

To evaluate a patient with schizophrenia using the classification of Andreasen and Olsen.

Specialty:

Psychiatry

Objective:

criteria for diagnosis

ICD-10:

F20

Description:

Andreasen and Olsen developed criteria for separation of the major clinical subtypes of schizophrenia. In the positive form of schizophrenia florid symptoms dominate while in negative schizophrenia clinical deficits are seen. The authors are from the University of Iowa.

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