Autism spectrum disorder — MCCQE Part 1 MCQ

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EasyDevelopmental DelayAutism spectrum disorderMCCQE Part 1

A 2-year-old boy says only 3 words, does not combine words, no pointing, limited eye contact, repetitive hand-flapping. Normal hearing. Most likely diagnosis?

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Correct answer: C — Autism spectrum disorder

By 2 years: >=50 words + 2-word phrases expected. Limited speech + impaired social communication + restricted/repetitive behaviours = ASD. CPS: screen with M-CHAT-R/F at 18 and 24 months. Early intervention improves outcomes.

Reference: CPS ASD Statement