DB10.01

ICD-11 MMS 2026-01

Acute appendicitis with localised peritonitis

Description

This condition is characterised by acute inflammation of the vermiform appendix with peritonitis that is contained into an abscess or phlegmone. There is often an underlying covered perforation of appendix with leakage from the appendix lumen.

Index terms

  • Acute appendicitis with localised peritonitis
  • Acute appendicitis with contained perforation to a localised abscess
  • Acute appendicitis with localised peritonitis with rupture or perforation
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  • Acute appendicitis with localised peritonitis without rupture or perforation
  • Acute appendicitis with perforation and contained peritonitis into an abscess
  • Appendicitis with peritoneal abscess
  • Perforated appendix with localised peritonitis
  • appendicitis with abscess
  • appendicitis with contained peritonitis
  • appendicitis with rupture
  • ruptured appendix NOS
  • Ileocaecal abscess
  • Pericaecal abscess
  • Appendicular abscess
  • Subcaecal abscess
  • Postcaecal abscess

Inclusions

  • Acute appendicitis with contained perforation to a localised abscess

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

  • DB10.00 – Acute appendicitis with generalised peritonitis
  • DB10.02 – Acute appendicitis without localised or generalised peritonitis

Foundation entity

Acute appendicitis with localised peritonitis – http://id.who.int/icd/entity/2049027138

Allowed postcoordination axes

Part of: DB10.0: Acute appendicitis › DB10: Appendicitis › 13: Diseases of the digestive system