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Related Experiment Videos

Prosodic deviation in dysarthria: a case study

J E Vance1

  • 1Department of Logopaedics, University of Cape Town, South Africa.

European Journal of Disorders of Communication : the Journal of the College of Speech and Language Therapists, London
|January 1, 1994
PubMed
Summary
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This case study reveals that analyzing prosodic difficulties in ataxic dysarthria requires a phonological approach. The speaker developed compensatory strategies to convey meaning despite phonetic challenges.

Area of Science:

  • Linguistics
  • Speech-Language Pathology
  • Phonetics and Phonology

Background:

  • Prosodic impairments in dysarthria traditionally analyzed phonetically.
  • Limited focus on phonological implications of these speech disorders.
  • Need for a phonological perspective in understanding dysarthria.

Observation:

  • Analysis of a 30-year-old ataxic dysarthric speaker using Crystal's framework.
  • Examined the impact of phonetic difficulties on intonation and meaning contrasts.
  • Identified a unique subsystem developed by the speaker.

Findings:

  • The speaker systematically utilized controllable phonetic variables to compensate for deficits.
  • A personal subsystem emerged, retaining some 'normal' speech features.

Related Experiment Videos

  • Demonstrated the speaker's adaptive strategies in managing prosodic challenges.

    • Implications:

    • Highlights the importance of phonological analysis in disordered prosody research.
    • Emphasizes assessing the effectiveness of compensatory strategies in dysarthria.
    • Informs clinical practice for speech-language pathologists working with dysarthria patients.