In diagnosing schizophrenia using the DSM-5 system, compared with the DSM-IV system, clinicians can now include dimensional ratings of psychotic symptoms in addition to the categorical diagnosis.

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The DSM-5 system allows for clinicians to use dimensional ratings of psychotic symptoms to aid in the diagnosis of schizophrenia, whereas the DSM-IV system only included a categorical diagnosis.

In Diagnosing Schizophrenia Using the DSM-5 System, Compared with the DSM-IV