Cognitive and neural processes in non-clinical auditory hallucinations

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Cognitive and neural processes in non-clinical auditory hallucinations.

BACKGROUND The nosological status of auditory hallucinations in non-clinical samples is unclear. AIMS To investigate the functional neural basis of non-clinical hallucinations. METHOD After selection from 1206 people, 68 participants of high, medium and low hallucination proneness completed a task designed to elicit verbal hallucinatory phenomena under conditions of stimulus degradation. Ei...

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Auditory hallucinations in cognitive neurology.

INTRODUCTION Different types and localisations of neurological lesions can produce tinnitus and verbal or musical hallucinations (VMH). METHOD These symptoms were screened for in 1,000 outpatients at a cognitive neurology clinic, and epidemiological and neuroimaging data were recorded. RESULTS Tinnitus was present in 6.9% of the total and VMH in 0.9%. The paracusia group was predominantly f...

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Auditory verbal hallucinations and cognitive functioning in healthy individuals

Auditory verbal hallucinations (AVH) are a characteristic symptom in schizophrenia, and also occur in the general, non-clinical population. In schizophrenia patients, several specific cognitive deficits, such as in speech processing, working memory, source memory, attention, inhibition, episodic memory and self-monitoring have been associated with auditory verbal hallucinations. Such associatio...

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Cognitive factors in predisposition to auditory and visual hallucinations.

OBJECTIVES This study adapted the Launay Slade Hallucination Scale (LSHS) to measure predisposition to auditory and visual hallucinations and examine the relationship between meta-cognition and predisposition in a non-psychiatric population. It also tested the hypothesis that individuals highly predisposed to hallucination would show positive and negative meta-cognitive beliefs and report the u...

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Cognitive mechanisms of auditory verbal hallucinations in psychotic and non-psychotic groups.

The continuum model of psychosis has been extremely influential. It assumes that psychotic symptoms, such as auditory verbal hallucinations (AVH), are not limited to patients with psychosis but also occur in healthy, non-clinical individuals - suggesting similar mechanisms of origin. Recent debate surrounding this model has highlighted certain differences, as well as similarities, in the phenom...

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ژورنال

عنوان ژورنال: British Journal of Psychiatry

سال: 2007

ISSN: 0007-1250,1472-1465

DOI: 10.1192/bjp.191.51.s76