1. Characterized by a preoccupation with one or more delusions or frequent auditory hallucinations.
2. Paranoid type schizophrenia is characterized by the absence of prominent disorganization of speech, disorganized or catatonic behavior, or flat or inappropriate affect.
B. Disorganized type Schizophrenia is characterized by prominent disorganized speech, disorganized behavior, and flat or inappropriate affect.
C. Catatonic type Schizophrenia is characterized by at least two of the following:
1. Motoric immobility
2. Excessive motor activity
3. Extreme negativism or mutism
4. Peculiar voluntary movements such as bizarre posturing
5. Echolalia or echopraxia
D. Undifferentiated type Schizophrenia meets criteria for schizophrenia, but it cannot be characterized as paranoid, disorganized, or catatonic type.
E. Residual type Schizophrenia is characterized by the absence of prominent delusions, disorganized speech and grossly disorganized or catatonic behavior and continued negative symptoms or two or more attenuated positive symptoms.
Was this article helpful?