ICD-11 classes
08 Diseases of the nervous system
Movement disorders
8A06 — Myoclonic disorders
8A06.2 — Focal myoclonus
8A06.20 — Palatal myoclonus

ICD-11 8A06.20 — Palatal myoclonus

Palatal myoclonus is usually a rhythmic, continuous movement of the muscles of the middle ear or palate, but can also include muscle of the eye, tongue, neck and diaphragm. The movement may be present in sleep or with distraction with a frequency of 1.5 to 3 Hz. Essential palatal myoclonus is more likely to have an associated rhythmic clicking noise compared to symptomatic palatal myoclonus.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.