1B21.4

ICD-11 MMS 2026-01

Gastrointestinal non-tuberculous mycobacterial infection

Index terms

  • Gastrointestinal non-tuberculous mycobacterial infection
  • Non-tuberculous mycobacterial duodenitis
  • Non-tuberculous mycobacterial oesophagitis
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  • Non-tuberculous mycobacterial gastritis
  • Mycobacterium avium-intracellulare gastritis
  • Gastritis due to other specified non-tuberculous mycobacteria
  • Non-tuberculous mycobacterial enteritis
  • Non-tuberculous mycobacterial colitis

Exclusions from above levels

  • 1B20 – Leprosy
  • http://id.who.int/icd/entity/2072728114 – Tuberculosis
  • NE83.1 – Infection arising from device, implant or graft, not elsewhere classified

Sibling codes

  • 1B21.0 – Pulmonary infection due to non-tuberculous mycobacterium
  • 1B21.1 – Non-tuberculous mycobacterial lymphadenitis
  • 1B21.2 – Cutaneous non-tuberculous mycobacterial infection
  • 1B21.3 – Disseminated non-tuberculous mycobacterial infection
  • 1B21.Y – Non-tuberculous mycobacterial infection of other specified site
  • 1B21.Z – Non-tuberculous mycobacterial infection of unspecified site

Foundation entity

Gastrointestinal non-tuberculous mycobacterial infection – http://id.who.int/icd/entity/1642291965

Allowed postcoordination axes

Part of: 1B21: Infections due to non-tuberculous mycobacteria › 01: Certain infectious or parasitic diseases