[Comparative study of the structural gramatical performance in dyslalic and dysphasic children].

Area of Science:

• Speech and Language Pathology
• Developmental Psychology
• Pediatric Neurology

Background:

• Developmental aphasia and dyslalia are distinct pediatric speech sound disorders.
• Accurate differential diagnosis is crucial for effective intervention.
• Sentence repetition tasks are valuable tools for assessing language processing.

Purpose of the Study:

• To compare sentence repetition performance in children with developmental aphasia and dyslalia.
• To identify linguistic markers differentiating these two conditions.
• To evaluate a novel sentence repetition test for diagnostic utility.

Main Methods:

• Comparative study involving 8 children with developmental aphasia (mean age 5-7 years) and 8 with dyslalia (mean age 5-3 years).
• Administration of a specifically designed battery of sentences for repetition.
• Analysis of performance based on reduction, consistency, construction, and omission errors.

Main Results:

• Children with developmental aphasia exhibited systematic reductions, inconsistent substitutions (phonetic/lexical), ill-formed constructions, and high omission of function words.
• Children with dyslalia demonstrated more advanced performance, successfully reproducing all sentences regardless of length or type.
• Performance differences suggest distinct underlying linguistic deficits.

Conclusions:

• Sentence repetition tasks can effectively differentiate developmental aphasia from dyslalia in young children.
• The devised test shows promise as a practical diagnostic tool for speech-language pathologists.
• Understanding error patterns is key to accurate diagnosis and targeted therapy.