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Possible warning signs of autism

(4-3-07)

  • Reliable risk factors of autism
    • being a sibling of a child diagnosed with autism
  • Possible warning signs of autism
    • 6 months
      • absence of big smiles and joyful expressions
    • 9 months
      • absence of reciprocal communication (by sounds, smiles, facial expression)
    • 12 months
      • failure to respond to first name
      • absence of reciprocal gesture (pointing, waving bye-bye, showing, reaching)
      • absence of babbling
    • 16 months
      • absence of single words
    • 24 months
      • absence of two word functional expressions (not echolalia)
      • failure to orient to name
      • gaze and face avoidance
      • failure to orient to sound of human voice
      • failure to imitate
  • any age: loss of language or social skills

(see extended discussion in Brock, Kimerson, & Hansen, 2006 and recent report in Journal of Pediatrics)

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