ICD-11 classes
08 Diseases of the nervous system
Injuries of the nervous system
Injuries to the head
NA02 — Fracture of skull or facial bones
NA02.1 — Fracture of base of skull

ICD-11 NA02.1 — Fracture of base of skull

Fractures which extend through the base of the skull, usually involving the petrous bone.

The diagnosis includes nothing.

Diagnosis with code NA02.1 contains 12 clarifying diagnoses:

1. NA02.10 — Fracture of anterior fossa of base of skull
2. NA02.11 — Fracture of middle fossa of base of skull
3. NA02.12 — Fracture of posterior fossa of base of skull
4. NA02.13 — Fracture of sinus of ethmoid bone of skull
5. NA02.14 — Fracture of frontal sinus of skull
6. NA02.15 — Fracture of sphenoid bone of skull
7. NA02.16 — Fracture of occipital condyle of skull, type I
8. NA02.17 — Fracture of occipital condyle of skull, type II
9. NA02.18 — Fracture of occipital condyle of skull, type III
10. NA02.19 — Fracture of other part of occipital bone of skull
11. NA02.1A — Other fractures of base of skull
12. NA02.1Z — Fracture of base of skull, unspecified

The diagnosis is coded elsewhere:

• Fracture of skull or facial bones #25460
• Fracture of base of skull #25466