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Autism developmental screening — USMLE Step 3 MCQ

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ModeratePediatricsAutism developmental screeningUSMLE Step 3

A 2-year-old girl is brought for a well-child visit. She speaks fewer than 10 words, does not use two-word phrases, and does not point to show interest. She makes limited eye contact and becomes distressed by changes in routine. Hearing screen is normal. Which of the following is the most appropriate next step in management?

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Correct answer: C — Refer for autism evaluation and early intervention services

Language delay, impaired social communication, and restricted behaviors warrant prompt autism evaluation and referral to early intervention. Delaying referral misses the window for beneficial developmental services.

Reference: AAP Autism Spectrum Disorder Clinical Report; Bright Futures