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Childhood Apraxia of Speech (CAS)

What is Childhood Apraxia of Speech?

Childhood Apraxia of Speech (CAS) is a motor speech disorder in which the child has difficulty planning and producing the speech movements needed for clear communication. The child knows what he/she wants to say but has difficulty producing the sounds in the proper sequence for clear speech.

Signs of CAS in Very Young Children

  • Limited babbling with very few sounds
  • Inconsistent consonant and vowel productions
  • Difficulty imitating sounds even when they can produce them spontaneously
  • May produce words or sounds that are not typical for their developmental level
  • Speech that is often unclear even to familiar listeners

Signs of CAS in Older Children

  • Inconsistent production of words (may pronounce the same word differently each time)
  • Difficulty with multisyllabic words
  • Difficulty sequencing motor movements for speech
  • Speech that deteriorates as length and complexity of utterance increases
  • Awareness of their own speech errors and frustration with their speech difficulties
  • Possible associated difficulties with oral motor movements
  • Difficulty with rhythm and intonation patterns

Treatment Approaches

Motor Learning: Intense, focused practice using sensory feedback and cueing strategies to establish motor patterns for speech.

Sensory Input: Multi-sensory approaches including visual, auditory, and tactile cues to help the child establish and refine motor speech patterns.

Rhythm and Prosody: Use of rhythm, intonation, and melodic patterns to support motor speech planning and production.

Specialized Training

Therapists trained in evidence-based approaches for CAS including Kaufman Speech Praxis Treatment, Visual Phonics, and PROMPT (Prompts for Restructuring Oral Muscular Phonetic Targets).