1B21.Z

ICD-11 MMS 2026-01

Non-tuberculous mycobacterial infection of unspecified site

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
  • 1B21.4 – Gastrointestinal non-tuberculous mycobacterial infection
  • 1B21.Y – Non-tuberculous mycobacterial infection of other specified site

Foundation entity

Infections due to non-tuberculous mycobacteria – http://id.who.int/icd/entity/1839818377

Allowed postcoordination axes

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