ICD-11 MMS 2026-01
Disorders associated with tremor
Description
Tremor is an involuntary oscillation of a body part and is commonly classified according to the behavioural circumstances in which it occurs. Tremor may occur during attempted relaxation (rest tremor), during a voluntarily held posture (postural tremor), or during a voluntary movement (kinetic tremor).
Exclusions from above levels
6A06 – Stereotyped movement disorder05 – Endocrine, nutritional or metabolic diseases18 – Complications of pregnancy, childbirth and the puerperium
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19 – Certain conditions originating in the perinatal period22 – Injury, poisoning or certain other consequences of external causes
Child codes
8A04.0 – Enhanced physiological tremor8A04.1 – Essential tremor or related tremors8A04.2 – Rest tremor8A04.3 – Secondary tremor8A04.4 – Functional tremor8A04.Y – Other specified disorders associated with tremor8A04.Z – Disorders associated with tremor, unspecified
Sibling codes
8A00 – Parkinsonism8A01 – Choreiform disorders8A02 – Dystonic disorders8A03 – Ataxic disorders8A05 – Tic disorders8A06 – Myoclonic disorders8A07 – Certain specified movement disorder8A0Y – Other specified movement disorders8A0Z – Movement disorders, unspecified
Allowed postcoordination axes
Part of: 08: Diseases of the nervous system