ADHD Pro
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PRO Evidence Note

Why is adult ADHD often missed? — Underdiagnosis of a treatable condition

So what: DSM-5 changes provide context for broader adult diagnostic access. The key idea is that difficulty may reflect under-detection, not “laziness.” Diagnosis and treatment decisions require a qualified clinician.

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PRO Summary

How to read this card

Core signal

What: ADHD may persist into adulthood; it does not always end in childhood.

Evidence scope

Who: Adults who were never assessed as children can still experience functional difficulties from symptoms; many adults use compensation strategies that mask problems, contributing to underdiagnosis.

Use principle

So what: DSM-5 changes provide context for broader adult diagnostic access. The key idea is that difficulty may reflect under-detection, not “laziness.” Diagnosis and treatment decisions require a qualified clinician.

Evidence Reading

What to check when interpreting the evidence

Study typeType: Review
PopulationPopulation: Adult ADHD · Review (2023)
EvidenceEvidence: PMID 36743427
UseSo what: DSM-5 changes provide context for broader adult diagnostic access. The key idea is that difficulty may reflect under-detection, not “laziness.” Diagnosis and treatment decisions require a qualified clinician.
Consultation Prep

Turn the card into questions before consultation

In clinical conversations, it can help to consider that adult symptoms may be compensated rather than “gone.”

Record this as a question or context point before professional consultation.

Underdiagnosis reflects interaction of cognition, behaviour, and environment—not personal failure.

Record this as a question or context point before professional consultation.

This card is for information only; diagnosis must be confirmed by a qualified professional.

Record this as a question or context point before professional consultation.

Limits

PRO use principles

Evidence scope

Limits: This is a selective summary of a review context. Experiences vary; this is not self-diagnosis or self-treatment.

Hold individual application

Do not transfer group-level findings or review summaries directly to an individual case without considering impairment, comorbidity, and life context.

Use principle

Disclaimer: For information only. Decisions on diagnosis, treatment, or medication belong with your clinician.

Professional consultation

Adult ADHD assessment, medication choice, and management planning should be discussed with a qualified professional.

Scope Note

Notice and limits

Limits: This is a selective summary of a review context. Experiences vary; this is not self-diagnosis or self-treatment.

Disclaimer: For information only. Decisions on diagnosis, treatment, or medication belong with your clinician.