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Canonical Babbling: A Marker for Earlier Identification of Late Detected Developmental Disorders?

Sigrun Lang1, Katrin D Bartl-Pokorny1, Florian B Pokorny1,2

  • 11iDN - interdisciplinary Developmental Neuroscience, Division of Phoniatrics, Medical University of Graz, Auenbruggerplatz 26, 8036 Graz, Austria.

Current Developmental Disorders Reports
|January 28, 2020
PubMed

Insights

Canonical babbling may signal developmental disorders in infants. Delayed or reduced babbling in infants with late detected developmental disorders (LDDDs) could aid earlier diagnosis.

Area of Science:

  • Developmental Pediatrics
  • Speech-Language Pathology
  • Neurodevelopmental Disorders

Background:

  • Late detected developmental disorders (LDDDs) include conditions like autism spectrum disorder, Rett syndrome, and fragile X syndrome.
  • Early detection of LDDDs is crucial for timely intervention and improved outcomes.
  • Infant vocal development, specifically canonical babbling, is a key milestone in early communication.

Purpose of the Study:

  • To review the emergence and characteristics of canonical babbling in infants with LDDDs.
  • To determine if canonical babbling patterns can serve as early markers for LDDDs.
  • To identify potential vocalization markers for earlier detection of neurodevelopmental disorders.

Main Methods:

  • Literature review of studies investigating canonical babbling in infants with LDDDs.
  • Analysis of research paradigms and definitions used in existing studies.
  • Synthesis of findings on the onset and characteristics of canonical babbling in affected infants.

Main Results:

  • Limited research exists on canonical babbling in infants with LDDDs.
  • Findings are inconsistent due to varied research methods and definitions.
  • Infants with LDDDs exhibit a reduced likelihood of producing canonical babbling.
  • When achieved, canonical babbling often occurs outside the typical 5-10 month window.

Conclusions:

  • Canonical babbling shows potential as an early detection marker for infants at risk of developmental disorders.
  • Further in-depth research on babbling characteristics in LDDDs is necessary.
  • Identifying specific babbling deviations could facilitate earlier diagnosis and intervention.
Abstract

Keywords:
Autism spectrum disorderCanonical babblingEarly detectionFragile X syndromeLate detected developmental disordersRett syndrome

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