8A61

ICD-11 MMS 2026-01

Genetic or presumed genetic syndromes primarily expressed as epilepsy

Description

The epilepsy is, as best as understood, the direct result of one or more known or presumed genetic defects in which seizures are the core symptom of the disorder.

Coding note from above levels

Use additional code, if desired, to identify the type of seizure.

Exclusions from above levels

  • MG45 – Syncope
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
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  • 19 – Certain conditions originating in the perinatal period
  • 22 – Injury, poisoning or certain other consequences of external causes

Child codes

  • 8A61.0 – Genetic epileptic syndromes with neonatal onset
  • 8A61.1 – Genetic epileptic syndromes with onset in infancy
  • 8A61.2 – Genetic epileptic syndromes with childhood onset
  • 8A61.3 – Genetic epileptic syndrome with adolescent or adult onset
  • 8A61.4 – Genetic epileptic syndromes with variable age of onset
  • 8A61.Y – Other specified genetic or presumed genetic syndromes primarily expressed as epilepsy
  • 8A61.Z – Genetic or presumed genetic syndromes primarily expressed as epilepsy, unspecified

Sibling codes

  • 8A60 – Epilepsy due to structural or metabolic conditions or diseases
  • 8A62 – Epileptic encephalopathies
  • 8A63 – Seizure due to acute causes
  • 8A64 – Single seizure due to remote causes
  • 8A65 – Single unprovoked seizure
  • 8A66 – Status epilepticus
  • 8A67 – Acute repetitive seizures
  • 8A68 – Types of seizures
  • 8A6Y – Other specified epilepsy or seizures
  • 8A6Z – Epilepsy or seizures, unspecified

Foundation entity

Genetic or presumed genetic syndromes primarily expressed as epilepsy – http://id.who.int/icd/entity/517052870

Allowed postcoordination axes

Part of: 08: Diseases of the nervous system