An update on autism spectrum disorders in children

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A Benvenuto1, S Marciano, I Capuano

  • 1Department of Neuroscience, Tor Vergata University, Rome, Italy. ariannabenvenuto@yahoo.it

Minerva Pediatrica
|February 21, 2013
PubMed

Insights

Autism spectrum disorders (ASDs) are lifelong neurodevelopmental conditions with complex causes. Early detection and individualized interventions are crucial for improving outcomes in children with autism.

Area of Science:

  • Neurodevelopmental Biology
  • Genetics
  • Pediatrics

Background:

  • Autism spectrum disorders (ASDs) are severe neurodevelopmental conditions originating from atypical brain development.
  • Autistic features manifest in early childhood (12-18 months) and persist throughout life.
  • The etiology of ASDs is multifactorial, with a significant genetic component, though causes remain unknown in over 80% of cases.

Purpose of the Study:

  • To review the current understanding of autism spectrum disorders (ASDs) etiology and management.
  • To emphasize the importance of early detection and intervention for positive outcomes.
  • To highlight the need for pediatricians to recognize early signs and underlying genetic/non-genetic disorders.

Main Methods:

  • Review of existing literature on autism spectrum disorders (ASDs).
  • Analysis of genetic and environmental epigenetic factors in autism pathogenesis.
  • Examination of neuroimaging findings related to brain connectivity in ASDs.

Main Results:

  • ASDs involve altered functional and structural brain connectivity patterns.
  • Genetic factors play a strong role, but specific causes are identified in less than 20% of individuals.
  • Early detection and intensive, individualized interventions improve cognitive outcomes and symptom severity.

Conclusions:

  • No current treatments fully reverse core autism symptoms, but early intervention significantly aids development.
  • A multimodal management approach including behavioral, medical, and pharmacological treatments is essential.
  • Pediatricians must be adept at identifying early signs of ASDs and associated underlying conditions.

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