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ICD-10 diagnosis code

S02.1 Fracture of base of skull

This page in Swedish

S02.1 is the ICD-10 code for Fracture of base of skull. It is a four-character subcategory of S02 (Fracture of skull and facial bones), the most specific level in the WHO edition. 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
Subcategory (4 characters)
Chapter
XIX · S00–T98
Classification
WHO ICD-10, 2019 version

What S02.1 includes

Conditions and terms that are coded here.

  • Fossa:
    • anterior
    • middle
    • posterior
  • Occiput
  • Orbital roof
  • Sinus:
    • ethmoid
    • frontal
  • Sphenoid
  • Temporal bone

What S02.1 excludes

Conditions that look similar but belong under another code.

S02.1 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

S02.1Fraktur på skallbasen

  • S02.10Fraktur på skallbasen - sluten
  • S02.11Fraktur på skallbasen - öppen
NorwayICD-10-NO

S02.1Brudd på skallebasis

  • S02.10Lukket brudd på skallebasis
  • S02.11Åpent brudd på skallebasis
DenmarkICD-10-DK

DS021Fraktur i kraniebasis

  • DS021AFractura fossae cranii anterioris
  • DS021BFractura fossae cranii mediae
  • DS021CFractura fossae cranii posterioris
  • DS021DFraktur i loftet af øjenhule
  • DS021EFractura ossis occipitalis
  • DS021FFractura ossis sphenoidalis
  • DS021GFractura ossis temporalis
  • DS021HFractura sinus ethmoidalis
  • and 1 more national subcodes
FinlandICD-10-FI

S02.1Kallonpohjan murtuma

  • S02.10Kallonpohjan murtuma ilman kallonsisäisiä vammoja
  • S02.11Kallonpohjan murtuma ja kallonsisäisiä vammoja
GermanyICD-10-GM

S02.1Schädelbasisfraktur

FranceICD-10-FR

S02.1Fracture de la base du crâne

NetherlandsICD-10-NL

S02.1schedelbasisfractuur

United StatesICD-10-CM

Listed through more specific codes:

  • S02.101AFracture of base of skull, right side, initial encounter for closed fracture
  • S02.101BFracture of base of skull, right side, initial encounter for open fracture
  • S02.101DFracture of base of skull, right side, subsequent encounter for fracture with routine healing
  • S02.101GFracture of base of skull, right side, subsequent encounter for fracture with delayed healing
  • S02.101KFracture of base of skull, right side, subsequent encounter for fracture with nonunion
  • S02.101SFracture of base of skull, right side, sequela
  • S02.102AFracture of base of skull, left side, initial encounter for closed fracture
  • S02.102BFracture of base of skull, left side, initial encounter for open fracture
  • and 118 more national subcodes

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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