8A66
Status epilepticus
Description
Status epilepticus is defined as 5 min or more of (i) continuous clinical and/or electrographic seizure activity or (ii) recurrent seizure activity without recovery (returning to baseline) between seizures. [1]
Subcategories
8A66.0 Convulsive status epilepticus
Convulsive status epilepticus is defined as 5 min or more of (i) continuous clinical convulsive seizure activity or (ii) recurrent seizure activity without recovery (returning to baseline) between seizures. [1]
8A66.1 Non-convulsive status epilepticus
Non-convulsive status epilepticus is defined as 5 min or more of (i) continuous clinical and/or electrographic seizure activity or (ii) recurrent seizure activity without recovery (returning to baseline) between seizures. [1]
References
- World Health Organization. International Classification of Diseases, 11th Revision, for Mortality and Morbidity Statistics (ICD-11 MMS), 2026-01 release. World Health Organization; 2026.
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