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ICD-10 diagnosis code

K04.8 Radicular cyst

This page in Swedish

K04.8 is the ICD-10 code for Radicular cyst. It is a four-character subcategory of K04 (Diseases of pulp and periapical tissues), the most specific level in the WHO edition. It belongs to the block K00–K14 (Diseases of oral cavity, salivary glands and jaws) in Chapter XI, Diseases of the digestive system.

Code type
Subcategory (4 characters)
Chapter
XI · K00–K93
Classification
WHO ICD-10, 2019 version

What K04.8 includes

Conditions and terms that are coded here.

  • Cyst:
    • apical (periodontal)
    • periapical
    • residual radicular

What K04.8 excludes

Conditions that look similar but belong under another code.

  • lateral periodontal cyst K09.0

K04.8 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

K04.8Radikulär cysta (rotcysta)

NorwayICD-10-NO

K04.8Rotcyste

DenmarkICD-10-DK

DK048Tandrodscyste

  • DK048APeriodontal cyste
  • DK048BPeriapikal cyste
  • DK048CApikal cyste
FinlandICD-10-FI

K04.8Juurikysta

  • K04.80Juurenkärjen ja juurensivun kysta
  • K04.81Juurenkärjen jäännöskysta
  • K04.82Tulehduksellinen parodontaalikysta
  • K04.89Tarkemmin määrittämätön juurikysta
GermanyICD-10-GM

K04.8Radikuläre Zyste

FranceICD-10-FR

K04.8Kyste radiculaire

NetherlandsICD-10-NL

K04.8radiculaire cyste

United StatesICD-10-CM

K04.8Radicular cyst

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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