ICD-11 classes
21 Symptoms, signs or clinical findings, not elsewhere...
Mental or behavioural symptoms, signs or clinical findings
MB27 — Symptoms or signs involving perceptual disturbance
MB27.2 — Hallucinations
MB27.21 — Gustatory hallucinations

ICD-11 MB27.21 — Gustatory hallucinations

Hallucinations of taste in the absence of an actual external stimulus.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.