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
MB27.25 — Somatic hallucinations

ICD-11 MB27.25 — Somatic hallucinations

Hallucinations involving the perception of an unusual physical state or event within the body, such as an electrical impulse running down one's arms or an object inside one's chest.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.