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Autism screening — USMLE Step 3 MCQ

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HardPediatrics (well-child, chronic management)Autism screeningUSMLE Step 3

A healthy 18-month-old has normal growth and no parental developmental concerns. Which screening approach is best at this visit?

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Correct answer: A — Complete standardized developmental screening and autism-specific screening today

At 18 months, formal developmental screening and autism-specific screening are recommended alongside routine surveillance. Absence of reported concern does not remove the screening indication.

Reference: American Academy of Pediatrics, Developmental Surveillance and Screening: https://www.aap.org/en/patient-care/developmental-surveillance-and-screening-patient-care/