Why parents hesitate
Most parents who eventually pursue an ADHD diagnosis live with uncertainty for years. "Maybe it's just temperament?" "Maybe a phase they'll grow out of?" "Maybe I'm parenting them wrong?" These questions are natural — but lingering with them for months and years has a cost. Every semester spent functioning with undiagnosed ADHD leaves a mark on a child's self-esteem.
This article gives you the concrete criteria a diagnostician uses and a checklist to quickly assess whether a professional diagnosis is worth considering.
Three thresholds worth crossing
A professional ADHD diagnosis makes sense if you clearly see ALL THREE:
### 1. Duration — at least 6 months
One-off difficulties in a new school, after a move, or following a stressful family event are not ADHD. A diagnosis requires sustained difficulties for at least 6 months — preferably longer.
### 2. Symptoms present in at least two settings
ADHD affects functioning globally — not just in one context. If difficulties show up only at home or only at school, this more often points to a relational issue or a specific stressor than to ADHD.
### 3. Clear functional impact
"Distractible" or "energetic" is not enough. A diagnosis is considered when symptoms genuinely interfere with daily life: poor school results despite ability, peer conflict, low self-esteem, parent and teacher frustration.
Symptom checklist — mark what you see
### Attention difficulties
### Hyperactivity and impulsivity
### Emotional and social functioning
**If you marked at least 6 items in the first two groups** and at least one in the third — a professional diagnosis is worth considering.
"Different at 6, different at 14"
The picture of ADHD shifts with age. In younger children, visible hyperactivity and impulsivity dominate. In teens, attention problems, executive dysfunction, emotional dysregulation and procrastination are usually the main picture — often misread as "laziness" or teenage rebellion.
That's why ADHD in adolescents is frequently diagnosed late, even when the symptoms have been there since childhood.
After diagnosis — three paths, not one
A diagnosis is a roadmap, not a label. Standard options are:
1. **Psychoeducation and environmental change** — usually the fastest visible improvement.
2. **Targeted therapy** — social skills training, behavioral therapy, [neurofeedback for children with ADHD](/en/uslugi/adhd-dzieci) (AAPB/ISNR Level 5).
3. **Psychiatric consultation** — if pharmacotherapy is being considered.
What a professional diagnosis looks like
In our clinic, a full ADHD diagnosis for a child takes 2–4 weeks and consists of [three 50-minute sessions plus the standardized Conners 3® test](/en/uslugi/conners-3). You receive a written diagnostic opinion with specific recommendations for home and school.
The first conversation can be booked free of charge — a good starting point if this checklist left you with a strong sense that something is worth checking.

