ICD-11 classes
08 Diseases of the nervous system
Cerebrovascular diseases
Cerebral ischaemia
8B11 — Cerebral ischaemic stroke
8B11.5 — Cerebral ischaemic stroke of unknown cause
ICD-11 8B11.5 — Cerebral ischaemic stroke of unknown cause
This is a sudden loss of brain function due to a lack of adequate blood flow. It is of an uncertain nature, and approximately 30% of examined events fall into this category.
It includes 1 item.
- cryptogenic stroke
The diagnosis excludes nothing.
Diagnosis with code 8B11.5 contains 3 clarifying diagnoses:
- 8B11.50 — Cerebral ischaemic stroke due to unspecified occlusion or stenosis of extracranial large artery
- 8B11.51 — Cerebral ischaemic stroke due to unspecified occlusion or stenosis of intracranial large artery
- 8B11.5Z — Cerebral ischaemic stroke, unspecified
The diagnosis is coded elsewhere: