ICD-11 classes
21 Symptoms, signs or clinical findings, not elsewhere...
Mental or behavioural symptoms, signs or clinical findings
MB23 — Symptoms or signs involving appearance or behaviour
MB23.3 — Bradyphrenia

ICD-11 MB23.3 — Bradyphrenia

Slowness of thoughts or fatigability of initiative

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.