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Related Concept Videos

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Related Experiment Video

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Behavioral Characterization of Pentylenetetrazole-induced Seizures: Moving Beyond the Racine Scale
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Differentiating PNES from epileptic seizures using conversational analysis.

Costanza Papagno1, Lorenzo Montali2, Katherine Turner3

  • 1CIMeC and CeRiN, University of Trento, via Matteo Del Ben 5/b, 38068 Rovereto, Italy; Department of Psychology, University of Milano-Bicocca, Edificio U6, Piazza dell'Ateneo Nuovo 1, 20126 Milano, Italy.

Epilepsy & Behavior : E&B
|September 21, 2017
PubMed
Summary

Conversation analysis effectively distinguishes psychogenic nonepileptic seizures (PNES) from epilepsy in patients. Psychologists can utilize this method, aiding diagnosis in specialized centers.

Keywords:
Conversation analysisPsychogenic nonepileptic seizureVideo-EEG

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Area of Science:

  • Clinical Psychology
  • Neuropsychology
  • Neurology
  • Linguistics

Background:

  • Accurate diagnosis between psychogenic nonepileptic seizures (PNES) and epilepsy is crucial for effective treatment.
  • Traditional diagnostic methods can be challenging, necessitating novel approaches.
  • Understanding potential cognitive or mental health differences may aid in differentiating these conditions.

Purpose of the Study:

  • To evaluate the efficacy of conversation analysis in discriminating between patients with PNES and epilepsy.
  • To determine if specific cognitive deficits or mental health issues characterize PNES patients.
  • To assess if cognitive impairments could hinder accurate PNES diagnosis.

Main Methods:

  • Applied conversation analysis to recorded patient reports from an unselected series of 70 patients.
  • Two psychologists analyzed patient reports.
  • Administered an extensive neuropsychological battery to all patients.

Main Results:

  • Conversation analysis achieved a high diagnostic accuracy, with a sensitivity of 0.795 and specificity of 0.83.
  • No significant differences in cognitive profiles were found between patients with PNES and epilepsy.
  • Cognitive deficits did not appear to impede the correct diagnosis via conversation analysis.

Conclusions:

  • Conversation analysis is a reliable method for differentiating PNES from epilepsy.
  • Psychologists can effectively employ conversation analysis, similar to linguists.
  • This finding supports the integration of conversation analysis into clinical psychology practice within specialized centers.