In schizoaffective disorder, the Bipolar subtype is characterized by which statement?

• A. Delusions or hallucinations occur exclusively during mood episodes
• B. Mood symptoms are never present during the illness
• C. Mood symptoms can be depressive or manic occurring concurrently with schizophrenia symptoms
• D. At least 2 weeks of delusions or hallucinations without a major mood episode

Answer: (D)

Schizoaffective disorder involves psychotic symptoms that can occur with mood episodes, but crucially there must be a period when psychosis occurs in the absence of a major mood episode. The defining point is at least two weeks of delusions or hallucinations without a major mood episode. This demonstrates that the psychotic features are not solely tied to mood states, which distinguishes schizoaffective disorder from a pure mood disorder with psychotic features. In the bipolar subtype, mood symptoms (manic or depressive) are present for a substantial portion of the illness and can accompany psychosis, but the diagnosis also requires that psychotic symptoms occur without mood disturbance for a meaningful duration.