ICD Diagnostica Blog
Evidence-grounded articles on ICD-11 mental disorder diagnosis, differential diagnosis, new classifications and clinical practice.
PTSD and complex PTSD in ICD-11: key differences
PTSD (6B40) and complex PTSD/CPTSD (6B41) in ICD-11: differences between the classic post-traumatic response and complex consequences of trauma.
Latest articles
View all articlesHow 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.
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.
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.
Patient record management for psychologists in Poland – legal requirements
Legal basis, required entries, retention, GDPR and data security for clinical records in Poland.
All Articles
All articles on ICD-11 classification, differential diagnosis and clinical practice.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
Patient record management for psychologists in Poland – legal requirements
Legal basis, required entries, retention, GDPR and data security for clinical records in Poland.
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.
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.
Differentiating depression from adjustment disorder in ICD-11
Key distinctions, clinical clues and common pitfalls between depressive and adjustment disorders.
Scales and questionnaires supporting ICD-11 diagnosis
An overview of validated screening instruments aligned with ICD-11 domains and clinical workflows.
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.