DA0C.0

ICD-11 MMS 2026-01

Acute periodontitis

Description

This is an acute disease affecting the tooth-supporting structures, i.e. gingiva, alveolar bone and periodontal membrane.

Index terms

  • Acute periodontitis
  • acute pericementitis
  • aggressive and acute periodontitis
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  • peridental infection
  • periodontal infection

Excludes

  • DA09.60 – Periapical abscess with facial involvement
  • DA09.61 – Periapical abscess with sinus
  • DA09.62 – Periapical abscess without sinus
  • DA09.70 – Acute apical periodontitis of pulpal origin

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

  • DA0C.1 – Aggressive periodontitis
  • DA0C.2 – Periodontosis
  • DA0C.3 – Necrotising periodontal diseases
  • DA0C.4 – Abscess of periodontium
  • DA0C.5 – Linear gingival erythema
  • DA0C.Y – Other specified periodontal disease
  • DA0C.Z – Periodontal disease, unspecified

Foundation entity

Acute periodontitis – http://id.who.int/icd/entity/792986757

Part of: DA0C: Periodontal disease › 13: Diseases of the digestive system