Are clinical delusions adaptive?
نویسندگان
چکیده
منابع مشابه
Are anomalous perceptual experiences necessary for delusions?
Several theories of delusions suggest that anomalous perceptual experience is necessary for delusion formation. This study evaluated levels of anomalous perceptual experience in a large group of nonclinical participants from the general population (N = 337), a group of psychotic inpatients (N = 20), and 2 groups of hallucinating (N = 24) and nonhallucinating (N = 24) deluded patients. The aims ...
متن کاملAre persistent delusions in schizophrenia associated with aberrant salience?
OBJECTIVE It has been suggested that positive psychotic symptoms reflect 'aberrant salience'. Previously we provided support for this hypothesis in first-episode schizophrenia patients, demonstrating that delusional symptoms were associated with aberrant reward processing, indexed by the Salience Attribution Test (SAT). Here we tested whether salience processing is abnormal in schizophrenia pat...
متن کاملAre there delusions specific for paranoid disorders vs. schizophrenia?
DSM-III proposes that only persecutory delusions and delusions of jealousy can occur in paranoid disorders, all other types of delusions in the absence of an affective syndrome being indicative of schizophrenia. The scant empirical evidence relevant to this issue suggests that the type of delusion on admission is not predictive of outcome in patients with paranoid psychosis. These findings rais...
متن کاملFrequency and clinical significance of delusions across cultures.
The pattern of delusions in a cross-cultural hospital population was studied. It was found that there were cultural differences in persecutory, grandiose and religious, and sexual and fantastic delusions, accounted for mainly by the relatively higher frequencies in the African and West Indian cultural groups. These phenomena can be understood in terms of the cultural backgrounds of these groups...
متن کاملFrontal lobe influences on delusions: a clinical perspective.
The presence of delusions, a significant feature of many schizophrenic patients, implies a disturbance of reality testing. Through descriptions of a number of organic delusion syndromes featuring frontal damage, and a theory of prefrontal functions, a correlation of schizophrenic delusions and prefrontal malfunctions is postulated.
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ژورنال
عنوان ژورنال: Wiley Interdisciplinary Reviews: Cognitive Science
سال: 2019
ISSN: 1939-5078,1939-5086
DOI: 10.1002/wcs.1502