ICD Diagnostica Blog

Evidence-grounded articles on ICD-11 mental disorder diagnosis, differential diagnosis, new classifications and clinical practice.

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METHODOLOGY

DBT Training and Certification: From Skills Training to Comprehensive DBT

What DBT training actually involves worldwide: skills training vs comprehensive DBT, the four treatment modes, US and European training systems, DBT-LBC certification, costs and how to choose a DBT training program.

14 Aug 2026Read article
METHODOLOGY

The Role of Psychologists in Adult ADHD Diagnosis: Scope of Practice, Assessment Tools, and Professional Boundaries

The division of roles between psychologist and psychiatrist, the 2024 Polish recommendations, the ASRS, DIVA-5, MOXO and Conners 3 tools, and the real cost of building an ADHD assessment toolkit.

21 Jul 2026Read article
ICD-11 CLASSIFICATION

How ADHD is diagnosed: ICD-11 criteria and assessment process

ICD-11 diagnostic criteria for ADHD, inattention and hyperactivity-impulsivity, clinical interview, questionnaires and differential diagnosis in children and adults.

23 Jun 2026Read article
ICD-11 CLASSIFICATION

Psychotic symptoms in ICD-11: delusions, hallucinations, disorganised thinking and diagnostic criteria

A clinical guide to psychotic symptoms in ICD-11, primary psychotic disorders, differential diagnosis and medical red flags.

18 Jun 2026Read article
DIFFERENTIAL DIAGNOSIS

What is the DSM-5 classification and how does it differ from ICD-11?

DSM-5 vs ICD-11: origins of both classifications, the status of DSM-5 in Poland and the key differences – cPTSD, personality disorders, gaming disorder and schizophrenia.

14 June 2026Read article

All Articles

All articles on ICD-11 classification, differential diagnosis and clinical practice.

METHODOLOGY

The Role of Psychologists in Adult ADHD Diagnosis: Scope of Practice, Assessment Tools, and Professional Boundaries

The division of roles between psychologist and psychiatrist, the 2024 Polish recommendations, the ASRS, DIVA-5, MOXO and Conners 3 tools, and the real cost of building an ADHD assessment toolkit.

21 Jul 2026Read article
METHODOLOGY

DBT Training and Certification: From Skills Training to Comprehensive DBT

What DBT training actually involves worldwide: skills training vs comprehensive DBT, the four treatment modes, US and European training systems, DBT-LBC certification, costs and how to choose a DBT training program.

14 Aug 2026Read article
DIFFERENTIAL DIAGNOSIS

What is the DSM-5 classification and how does it differ from ICD-11?

DSM-5 vs ICD-11: origins of both classifications, the status of DSM-5 in Poland and the key differences – cPTSD, personality disorders, gaming disorder and schizophrenia.

14 June 2026Read article
ICD-11 CLASSIFICATION

Personality disorders in ICD-11 – the dimensional approach

ICD-11 moves away from rigid personality types towards a dimensional model assessing severity and prominent traits.

14 May 2026Read article
ICD-11 CLASSIFICATION

Autism spectrum in ICD-11 – what has changed

In ICD-11 all former autism diagnoses are merged into one category: autism spectrum disorder, better reflecting diversity.

8 May 2026Read article
ICD-11 CLASSIFICATION

PTSD and complex PTSD in ICD-11: how a classic post-traumatic response differs from complex trauma consequences

PTSD and complex PTSD/CPTSD in ICD-11: differences between classic post-traumatic response and complex consequences of trauma, and why the distinction matters clinically.

2 May 2026Read article
ICD-11 CLASSIFICATION

Prolonged grief disorder in ICD-11: symptoms, diagnosis and differentiation from depression and adjustment disorder

Symptoms, timing and differential diagnosis of prolonged grief disorder against depression, adjustment disorder and PTSD in ICD-11.

24 Apr 2026Read article
ICD-11 CLASSIFICATION

Schizophrenia in ICD-11: diagnosis, symptoms and key changes from ICD-10

ICD-11 does not completely change the understanding of schizophrenia, but it substantially changes its clinical description: course, remission and dominant symptom domains.

16 Apr 2026Read article
ICD-11 CLASSIFICATION

How ADHD is diagnosed: ICD-11 criteria and assessment process

ICD-11 diagnostic criteria for ADHD, inattention and hyperactivity-impulsivity, clinical interview, questionnaires and differential diagnosis in children and adults.

23 Jun 2026Read article
ICD-11 CLASSIFICATION

ADHD in adults – ICD-11 diagnostic criteria

How ICD-11 describes ADHD in adults, what the diagnosis rests on, and how it differs from ordinary absent-mindedness.

8 Apr 2026Read article
DIFFERENTIAL DIAGNOSIS

The most common diagnostic errors in psychiatry

Recurring traps of thinking in diagnostic reasoning and how a structured ICD-11 approach helps to avoid them.

20 Mar 2026Read article
DIFFERENTIAL DIAGNOSIS

ICD-11 vs DSM-5: which system should be used in Poland?

Comparison of ICD-11 and DSM-5: differences, convergence, formal ICD use in Poland and the transition from ICD-10 to ICD-11.

12 Mar 2026Read article
METHODOLOGY

Patient record management for psychologists in Poland – legal requirements

Legal basis, required entries, retention, GDPR and data security for clinical records in Poland.

26 May 2026Read article
METHODOLOGY

ICD-10 diagnostic categories for mental and behavioural disorders

A full guide to ICD-10 Chapter V: F00–F99 groups, code examples and key differences compared with ICD-11.

26 May 2026Read article
ICD-11 CLASSIFICATION

Gaming disorder – the gaming-related disorder in ICD-11

How ICD-11 defines gaming disorder and how to distinguish it from intense but healthy gaming in everyday clinical practice.

18 May 2026Read article
DIFFERENTIAL DIAGNOSIS

Differentiating depression from adjustment disorder in ICD-11

Key distinctions, clinical clues and common pitfalls between depressive and adjustment disorders.

30 Mar 2026Read article
TOOLS & SCALES

Scales and questionnaires supporting ICD-11 diagnosis

An overview of validated screening instruments aligned with ICD-11 domains and clinical workflows.

21 May 2026Read article
METHODOLOGY

How an ICD-11 Diagnosis Works: A Step-by-Step Guide

What changed, why it matters, and how the new ICD-11 approach affects clinical assessment, coding and treatment planning.

4 Mar 2026Read article