SEC55. Diagnostic tools for primary care in psychiatry

SEC55. Diagnostic tools for primary care in psychiatry

1998 | P. Bech (DK), C. Pull (LUX)
The brain's functional asymmetries in schizophrenia are linked to speech-related disorders. Speech is a lateralized function, and schizophrenia is associated with disturbances in language-related brain areas. ERP studies show that schizophrenia patients exhibit right-lateralized P300 peaks in certain subgroups, indicating right temporal lobe hyperactivity. These asymmetries correlate with verbal memory impairments but not with abstract tasks. Source localization suggests that language-related brain functions are deficient in some schizophrenia subgroups, possibly linked to compensatory contralateral activation. EEG FFT approximation source locations in schizophrenia show more anterior and superficial equivalent-dipoles in the beta bands for patients, with increased beta-activity. As schizophrenia severity increases, equivalent-dipoles shift more anteriorly in the beta-band and more inferiorly in the theta-band. These findings may enhance the clinical relevance of EEG in psychiatry. In psychiatry, diagnostic tools like the Mini International Neuropsychiatric Interview (MINI) are used for efficient diagnosis. The MINI is a structured interview that generates 17 DSM-IV or ICD-10 axis I diagnoses within 10-25 minutes. It has been validated in multiple studies, showing high reliability, sensitivity, and specificity. A Spanish validation study confirmed its psychometric properties, with high concordance and predictive values when used by GPs. The MINI is widely used, translated into over 30 languages, and is considered easy to use by healthcare professionals. A MINI plus version includes additional diagnoses and a full exploration of psychotic disorders. Over 100 studies and 20 departments currently use the MINI.The brain's functional asymmetries in schizophrenia are linked to speech-related disorders. Speech is a lateralized function, and schizophrenia is associated with disturbances in language-related brain areas. ERP studies show that schizophrenia patients exhibit right-lateralized P300 peaks in certain subgroups, indicating right temporal lobe hyperactivity. These asymmetries correlate with verbal memory impairments but not with abstract tasks. Source localization suggests that language-related brain functions are deficient in some schizophrenia subgroups, possibly linked to compensatory contralateral activation. EEG FFT approximation source locations in schizophrenia show more anterior and superficial equivalent-dipoles in the beta bands for patients, with increased beta-activity. As schizophrenia severity increases, equivalent-dipoles shift more anteriorly in the beta-band and more inferiorly in the theta-band. These findings may enhance the clinical relevance of EEG in psychiatry. In psychiatry, diagnostic tools like the Mini International Neuropsychiatric Interview (MINI) are used for efficient diagnosis. The MINI is a structured interview that generates 17 DSM-IV or ICD-10 axis I diagnoses within 10-25 minutes. It has been validated in multiple studies, showing high reliability, sensitivity, and specificity. A Spanish validation study confirmed its psychometric properties, with high concordance and predictive values when used by GPs. The MINI is widely used, translated into over 30 languages, and is considered easy to use by healthcare professionals. A MINI plus version includes additional diagnoses and a full exploration of psychotic disorders. Over 100 studies and 20 departments currently use the MINI.
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[slides and audio] The mini international neuropsychiatric interview