DB11.4

ICD-11 MMS 2026-01

Fistula of appendix

Description

A condition of an abnormal passageway between the appendix and neighbour organs.

Index terms

  • Fistula of appendix
  • appendiceal fistula
  • appendicular fistula
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  • appendix fistula

Exclusions from above levels

  • DB10 – Appendicitis
  • http://id.who.int/icd/entity/666504153 – Neoplasms of the appendix
  • 01 – Certain infectious or parasitic diseases
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  • 02 – Neoplasms
  • 05 – Endocrine, nutritional or metabolic diseases
  • 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

  • DB11.0 – Megaloappendix
  • DB11.1 – Hyperplasia of appendix
  • DB11.2 – Appendicular concretions
  • DB11.3 – Diverticulum of appendix, acquired
  • DB11.5 – Intussusception of appendix
  • DB11.6 – Mucocele of appendix

Foundation entity

Fistula of appendix – http://id.who.int/icd/entity/702158657

Allowed postcoordination axes

Part of: DB11: Certain specified diseases of appendix › 13: Diseases of the digestive system