ICD-11 · 6A22

Schizotypal disorder

A disorder characterized by an enduring pattern (i.e. typical of the individual's functioning) of eccentricities in behavior, appearance, and speech, accompanied by cognitive and perceptual distortions, unusual beliefs, and discomfort with – and reduced capacity for – close interpersonal relationships. Symptoms do not reach intensity meeting criteria for schizophrenia.

Symptoms

How to recognise

In the ICD-11 framework, the core symptoms taken into account when recognising Schizotypal disorder are:

Differential diagnosis

When diagnosing Schizotypal disorder, the following ICD-11 disorders should be considered in the differential diagnosis:

Synonyms and related terms

schizotypal personality disorder, STPD

Frequently asked questions

What are the symptoms of Schizotypal disorder?

Symptoms associated with Schizotypal disorder (ICD-11 6A22) include: Suspiciousness, Social withdrawal, Loss of interest (anhedonia), Flat or inappropriate affect, Eccentric or odd behavior, Magical thinking and unusual ideas (below threshold for delusions), Transient illusions or mild hallucinations, Odd or idiosyncratic thinking and speech (without disorganization).

What disorders are in the differential diagnosis of Schizotypal disorder?

The differential diagnosis of Schizotypal disorder (6A22) includes: Zaburzenie ze spektrum autyzmu (6A02), Zaburzenie osobowości (6D10), Schizofrenia (6A20), Schizofrenia, pierwszy epizod (6A20.0), Schizofrenia, pierwszy epizod, obecnie objawowy (6A20.00), Schizofrenia, pierwszy epizod, w częściowej remisji (6A20.01), Schizofrenia, pierwszy epizod, w pełnej remisji (6A20.02), Schizofrenia, pierwszy epizod, nieokreślony (6A20.0Z), Schizofrenia, wiele epizodów (6A20.1), Schizofrenia, wiele epizodów, obecnie objawowy (6A20.10), Schizofrenia, wiele epizodów, w częściowej remisji (6A20.11), Schizofrenia, wiele epizodów, w pełnej remisji (6A20.12), Schizofrenia, wiele epizodów, nieokreślona (6A20.1Z), Schizofrenia, przebieg nieprzerwany (6A20.2), Schizofrenia, przebieg nieprzerwany, obecnie objawowy (6A20.20), Schizofrenia, przebieg nieprzerwany, w częściowej remisji (6A20.21), Schizofrenia, przebieg nieprzerwany, w pełnej remisji (6A20.22), Schizofrenia, przebieg nieprzerwany, nieokreślona (6A20.2Z), Inny określony epizod schizofrenii (6A20.Y), Schizofrenia, epizod nieokreślony (6A20.Z).

WHO ICD-11 source

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Source: WHO ICD-11 (chapter 6 – Mental, behavioral and neurodevelopmental disorders). Used under CC BY-ND 3.0 IGO. ICD Diagnostica is not affiliated with or endorsed by WHO. Informational use only – does not replace clinical judgment.