 Schizophrenia - disorganized type Definition Alternative Names Causes, incidence, and risk factors Symptoms Signs and tests Expectations (prognosis) References DefinitionDisorganized schizophrenia is a type of schizophrenia in which behavior is disturbed and has no purpose. Alternative NamesHebephrenic schizophrenia; Disorganized schizophrenia Causes, incidence, and risk factorsThe cause is unknown. This type of schizophrenia usually begins before age 25. Symptoms- Active behavior, but in an aimless and not constructive way
- Bizarre and inappropriate emotional responses
- Difficulty feeling pleasure
- False, fixed beliefs (delusions)
- Lack of motivation
- Seeing or hearing things that aren't there (hallucinations)
- Strange or silly behavior
- Speech that makes no sense
Some of these symptoms are also seen in other types of schizophrenia. The main difference is that in disorganized schizophrenia, there is a lot of strange, aimless behavior and often speech that does not make sense. See: Schizophrenia for a more complete description of schizophrenia and its treatment. Signs and testsExpectations (prognosis)ReferencesFreudenreich O, Weiss AP, Goff DC. Psychosis and schizophrenia. In: Stern TA, Rosenbaum JF, Fava M, Biederman J, Rauch SL, eds. Massachusetts General Hospital Comprehensive Clinical Psychiatry. 1st ed. Philadelphia, Pa: Mosby Elsevier;2008:chap 28. Physician ReferenceInternational Classification of Diseases, 9th Revision (ICD9)295.1 | 295.10 | 295.11 | 295.12 | 295.13 | 295.14 | 295.15
Review Date: 2/7/2010 Reviewed By: David B. Merrill, MD, Assistant Clinical Professor of Psychiatry, Department of Psychiatry, Columbia University Medical Center, New York, NY. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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