ICD-11 classes
06 Mental, behavioural or neurodevelopmental disorders
Schizophrenia or other primary psychotic disorders
6A23 — Acute and transient psychotic disorder
6A23.0 — Acute and transient psychotic disorder, first episode

ICD-11 6A23.0 — Acute and transient psychotic disorder, first episode

Acute and transient psychotic disorder, first episode should be used to identify individuals experiencing symptoms that meet the diagnostic requirements for acute and transient psychotic disorder but who have never before experienced a similar episode.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code 6A23.0 contains 4 clarifying diagnoses:

1. 6A23.00 — Acute and transient psychotic disorder, first episode, currently symptomatic
2. 6A23.01 — Acute and transient psychotic disorder, first episode, in partial remission
3. 6A23.02 — Acute and transient psychotic disorder, first episode, in full remission
4. 6A23.0Z — Acute and transient psychotic disorder, first episode, unspecified