Capgras syndrome


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Cap·gras syn·drome

(kăh'grah),
the delusional belief that a person (or people) close to the schizophrenic patient has been substituted for by one or more impostors; may have an organic etiology.
The delusion that family, friends and others have been replaced by imposters. It typically follows the development of negative feelings toward the other person that the subject cannot accept and attributes, instead, to the imposter. The syndrome has been reported in paranoid schizophrenia and, even more frequently, in organic brain disease

Cap·gras syn·drome

(kah'grah sin'drōm)
The delusional belief that a person (or people) close to the schizophrenic patient has been substituted for by one or more impostors; may have an organic etiology.

Capgras,

Jean Marie Joseph, French psychiatrist, 1873-1950.
Capgras phenomenon - Synonym(s): Capgras syndrome
Capgras syndrome - the delusional belief that a person close to the schizophrenic patient has been replaced by an impostor. Synonym(s): Capgras phenomenon; illusion of doubles
References in periodicals archive ?
A few years later a Paris colleague proposed to rename the "illusion des sosies" into Capgras Syndrome.
Thus, Capgras Syndrome, as originally conceived, was a female disorder, part of the general diagnosis of hysteria.
In most cases of Capgras Syndrome the doubles are part of a system of paranoid delusions.
Until the 1980s the accepted view was that Capgras Syndrome was a psychiatric disorder.
One study found 83% paranoid delusions and 43% derealization and depersonalization in Capgras syndrome cases (7).
A study conducted in an acute psychiatric service found that the Capgras syndrome rate was 2.
In the literature, the initial studies regarding the Capgras syndrome attributed the causation psychoanalytically but subsequent authors emphasized diffuse and localized brain lesions, whereas some authors reported the association of two different causations (10).
Psychodynamic explanations of the origins of the Capgras syndrome consist of four basic groups; unresolved oedipal problems in women, alienation and other affective problems, problems related with ambivalence and pathological separation of internal object representatives (10).
Key Words: benzodiazepines, Capgras syndrome, diazepam
Capgras syndrome is an unusual syndrome in which the patient believes that one or more people have been replaced by identical-appearing doubles.
Capgras syndrome is typically seen in schizophrenia or dementia, but in this case seemed to be causally related to treatment with diazepam.
An iatrogenic etiology should be considered in the differential diagnosis of any new delusion, including Capgras syndrome.