Schizophrenia : Causes

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Causes could include:
Schizophrenia is a complex illness. Even experts in the field are not sure what causes it. Some doctors think that the brain may not be able to process information correctly. Genetic factors appear to play a role. People who have family members wi...
Source:ADAM
Date:February 6, 2008
As of 2002, schizophrenia is considered the end result of a combination of genetic, biochemical, developmental, and environmental factors, some of which are still not completely understood. There is no known single cause of the disorder. GENETIC.R...
Source:Gale Encyclopedia of Mental Disorders
A doctor must make a diagnosis of schizophrenia on the basis of a standardized list of outwardly observable symptoms, not on the basis of internal psychological processes. There are no specific laboratory tests that can be used to diagnose schizop...
Source:Gale Encyclopedia of Alternative Medicine
The risk of schizophrenia among first-degree biological relatives is ten times greater than that observed in the general population. Furthermore, the presence of the same disorder is higher in monozygotic twins (identical twins) than in dizygotic ...
Source:Gale Encyclopedia of Genetic Disorders Part I
The risk of schizophrenia among first-degree biological relatives is 10 times greater than that observed in the general population. Furthermore the presence of the same disorder is higher in monozygotic (identical) twins than in dizygotic (non-ide...
Source:Gale Encyclopedia of Nursing and Allied Health
The cause of schizophrenia is unknown. Some patients display specific physical abnormalities in the brain that are associated with the disease. These include atrophy or degeneration in some brain areas and enlargement of fluid-filled cavities call...
Source:Gale Encyclopedia of Neurological Disorders
While the exact cause of schizophrenia is not known, it is believed to be caused by a combination of physiological and environmental factors. Studies have shown that there is clearly a hereditary component to the disorder. Family members of schizo...
Source:Gale Encyclopedia of Children's Health
The risk of schizophrenia among first-degree biological relatives is 10 times greater than that observed in the general population. Furthermore, the presence of the same disorder is higher in monozygotic twins (identical twins) than in dizygotic t...
Source:Gale Encyclopedia of Genetic Disorders Part II
One of the reasons for the ongoing difficulty in classifying schizophrenic disorders is incomplete under-standing of their causes. As of 1998, it is thought that these disorders are the end result of a combination of genetic, neurobiological, and ...
Source:Gale Encyclopedia of Medicine
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