ICD-11 classes
08 Diseases of the nervous system
Movement disorders
8A01 — Choreiform disorders
8A01.2 — Hemichorea or hemiballismus
8A01.21 — Ballism

ICD-11 8A01.21 — Ballism

Ballism, «meaning to throw” in Greek, refers to violent, irregular flinging movements of the limbs primarily due to contractions of the proximal muscles.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.