S04 is the ICD-10 code for Injury of cranial nerves. It is a three-character category divided into 10 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block S00–S09 (Injuries to the head) in Chapter XIX, Injury, poisoning and certain other consequences of external causes.
- Code type
- Category (3 characters)
- Chapter
- XIX · S00–T98
- Classification
- WHO ICD-10, 2019 version
Subcodes of S04
- S04.0Injury of optic nerve and pathways
- S04.1Injury of oculomotor nerve
- S04.2Injury of trochlear nerve
- S04.3Injury of trigeminal nerve
- S04.4Injury of abducent nerve
- S04.5Injury of facial nerve
- S04.6Injury of acoustic nerve
- S04.7Injury of accessory nerve
- S04.8Injury of other cranial nerves
- S04.9Injury of unspecified cranial nerve
S04 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DS04Læsioner af hjernenerve
S04Aivohermojen vammat
S04Verletzung von Hirnnerven
S04Lésion traumatique des nerfs crâniens
S04letsel van hersenzenuwen
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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