8A66.1Z

ICD-11 MMS 2026-01

Non-convulsive status epilepticus, unspecified

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

Sibling codes

  • 8A66.10 – Absence status epilepticus
  • 8A66.1Y – Other specified non-convulsive status epilepticus

Foundation entity

Non-convulsive status epilepticus – http://id.who.int/icd/entity/36262213

Part of: 8A66.1: Non-convulsive status epilepticus › 8A66: Status epilepticus › 08: Diseases of the nervous system