DA09.8

ICD-11 MMS 2026-01

Radicular cyst

Description

The radicular cyst is defined as an area of chronic inflammation exhibiting a closed central cavity surrounded by an epithelial lining.

Index terms

  • Radicular cyst
  • apex cyst
  • apical cyst
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  • apical radicular cyst
  • dental cyst
  • dental root cyst
  • periapical cyst
  • periodontal apical cyst
  • periodontal cyst
  • periradicular cyst
  • radiculodental cyst
  • residual cyst
  • residual radicular cyst

Excludes

  • DA05.0 – lateral periodontal cyst

Exclusions from above levels

  • 01 – Certain infectious or parasitic diseases
  • 02 – Neoplasms
  • 05 – Endocrine, nutritional or metabolic diseases
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  • 06 – Mental, behavioural or neurodevelopmental disorders
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 22 – Injury, poisoning or certain other consequences of external causes

Sibling codes

  • DA09.0 – Pulpitis
  • DA09.1 – Necrosis of pulp
  • DA09.2 – Pulp abscess
  • DA09.3 – Phoenix abscess
  • DA09.4 – Pulp degeneration
  • DA09.5 – Abnormal hard tissue formation in pulp
  • DA09.6 – Periapical abscess
  • DA09.7 – Periapical periodontitis
  • DA09.Y – Other specified diseases of pulp or periapical tissues
  • DA09.Z – Diseases of pulp or periapical tissues, unspecified

Foundation entity

Radicular cyst – http://id.who.int/icd/entity/752736185

Part of: DA09: Diseases of pulp or periapical tissues › 13: Diseases of the digestive system