The mother of an 8-year-old boy brings him to the PMHNP for an assessment of attention deficit-hyperactivity disorder. Which of the following is the PMHNP most likely to utilize?

Choice A reason: The Vanderbilt Assessment Scales are widely used standardized rating scales for diagnosing ADHD in children, incorporating parent and teacher reports of symptoms and impairment. Choice B reason: COWS (Clinical Opiate Withdrawal Scale) is used to assess opioid withdrawal, unrelated to ADHD. Choice C reason: CIWA (Clinical Institute Withdrawal Assessment) is used to assess alcohol withdrawal, not ADHD. Choice D reason: DISC (Diagnostic Interview Schedule for Children) is a structured psychiatric interview, less commonly used for routine ADHD assessment compared to the Vanderbilt Scales.