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Agrammatism in aphasiology

H Goodglass1

  • 1Boston University School of Medicine, MA, USA.

Clinical Neuroscience (New York, N.Y.)
|January 1, 1997
PubMed
Summary
This summary is machine-generated.

Agrammatism, a speech disorder in Broca's aphasia, presents with grammatical errors. Its characteristics vary across languages, influenced by linguistic structures.

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Area of Science:

  • Neurolinguistics
  • Speech Pathology
  • Linguistic Theory

Background:

  • Agrammatism is a key feature of Broca's aphasia, characterized by syntactically defective speech.
  • Severity ranges from single words to "telegraphic" speech, lacking grammatical organization.
  • Historical interpretations focused on word-finding difficulties, evolving towards linguistic explanations.

Purpose of the Study:

  • To explore the linguistic underpinnings of agrammatism in Broca's aphasia.
  • To review theoretical accounts of agrammatic speech patterns.
  • To investigate cross-linguistic variations in agrammatism.

Main Methods:

  • Analysis of linguistic output in individuals with agrammatic aphasia.
  • Review of historical and contemporary linguistic theories.

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  • Cross-linguistic comparisons of agrammatism features.

    • Main Results:

    • Linguistic theories provide detailed descriptions of agrammatic speech.
    • Theories on agrammatism remain a subject of ongoing debate.
    • Features of agrammatism are not universal but are modulated by the speaker's language structure.

    Conclusions:

    • Agrammatism is a complex linguistic phenomenon in aphasia.
    • Understanding agrammatism requires considering both neurological and linguistic factors.
    • Cross-linguistic data are crucial for a comprehensive theory of agrammatism.