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Palilalia and repetitive speech: two case studies.

T Benke1, B Butterworth

  • 1University Clinic of Neurology, University of Innsbruck, Innsbruck, Austria. thomas.benke@uibk.ac.at

Brain and Language
|June 20, 2001
PubMed
Summary

Palilalia, a speech disorder involving compulsive repetitions, may stem from motor control issues. Other verbal repetitions might indicate problems with speech formulation or both formulation and articulation.

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Area of Science:

  • Neurolinguistics
  • Speech Pathology

Background:

  • Palilalia is a speech disorder characterized by compulsive utterance repetitions.
  • It is often linked to neurological and psychiatric conditions and commonly viewed as a motor speech defect.

Observation:

  • This study examines palilalia and related verbal repetitive behaviors (e.g., monosyllabic iterations, conduite d'approche).
  • Clinical features and patterns were observed in two patients with cerebrovascular disease.

Findings:

  • Palilalia appears to originate from control malfunctions at the Articulator level of speech production.
  • Other verbal repetitions may arise from impairments in the Formulator or combined Articulator/Formulator malfunctions.

Implications:

  • Understanding the origins of verbal repetitions aids in diagnosing speech disorders.
  • This research contributes to models of speech production and the localization of speech control deficits.

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