PSYO 2220 Lecture Notes - Lecture 3: Pervasive Developmental Disorder, Brief Psychotic Disorder, Mania
16 Jan 2016
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Clinicians are reluctant to assign the diagnosis of schizophrenia without positive symptoms. Continuous signs of the disturbance must persist for at least 6. This must include at least 1 month of active phase symptoms. Active phase: at least 2 positive negative symptoms for most of a months. month. Note: one is sufficient if delusions are bizarre or hallucinations consist of a voice keeping up a running commentary on the person"s behavior or thoughts. Major areas of functioning are markedly below the level achieved prior to onset. Disturbance cannot be due to the direct physiological effects of a substance or a general medical condition. The additional diagnosis of schizophrenia is made only if prominent delusions or hallucinations are also present for at least a month. Types (dsm-iv types have now been removed for the dsm-v) Schizophrenia, catatonic type bizarre motor behaviors. Schizophrenia, disorganized type combination of symptoms: disorganized speech, disturbed behavior, and/or flat effect.
