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Schizophrenia : Causes

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Causes List

Causes could include:
  • No known cause

Causes Overview Articles

Schizophrenia
Schizophrenia is a complex illness. Even experts in the field are not sure what causes it.
Source:ADAM
Date:February 6, 2008
Schizophrenia
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.
Source:Gale Encyclopedia of Mental Disorders
Schizophrenia
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
Schizophrenia
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 t...
Source:Gale Encyclopedia of Genetic Disorders Part I
Schizophrenia
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-ident...
Source:Gale Encyclopedia of Nursing and Allied Health
Schizophrenia
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 tw...
Source:Gale Encyclopedia of Genetic Disorders Part II
Schizophrenia
A leading neurobiological hypothesis looks at the connection between the disease and excessive levels of dopamine, a chemical that transmits signals in the brain(neurotransmitter). The genetic factor in schizophrenia has been underscored by recent...
Source:Gale Encyclopedia of Medicine
Schizophrenia
The cause of schizophrenia is unknown. Some patients display specific physical abnormalities in the brain that are associated with the disease.
Source:Gale Encyclopedia of Neurological Disorders
Schizophrenia
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.
Source:Gale Encyclopedia of Children's Health
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