Can a diagnosis of Asperger syndrome be made in very young children with suspected autism spectrum disorder

摘要: Of a cohort of 104 children with Autism, PDD-NOS or specific language disorder, recruited at age 2-3 years age, only three appeared to meet diagnostic assessment criteria for Asperger syndrome (AS). The were followed up 4-5 years, and assessments both time points included the Autism Diagnostic Interview (ADI-R), Observation Schedule (ADOS) Mullen Scales Early Learning. paper explores reasons why so few possible AS identified early, including problems inherent in tools range normal variation within characteristics required diagnosis. Only 10 altogether had first words by 24 months, abilities average range, 9 up. All these able varied repetitive behaviours, increased terms ADI-R algorithm score over 13 month interval. However, items concerning resistance change liking routines tended decrease reported impact on child family. Repetitive behaviours seem significant early referral PDD diagnosis, but identification is more likely occur reliably once are older enter school.