1C1B.0

ICD-11 MMS 2026-01

Pulmonary nocardiosis

Description

A disease of the respiratory system, caused by an infection with the gram-positive bacteria Nocardia. This disease is characterised by chest pain, haemoptysis, fever, weight loss, and cough. Transmission is by inhalation of Nocardia from soil or water. Confirmation is by identification of Nocardia in sputum samples, or lung biopsy.

Index terms

  • Pulmonary nocardiosis
  • Pneumonia in nocardiosis
  • lung nocardiosis
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  • nocardial pneumonia
  • nocardiosis of lung
  • nocardiosis pneumonia
  • pneumonia due to nocardiosis
  • pneumonia with nocardiasis

Exclusions from above levels

  • NE83.1 – Infection arising from device, implant or graft, not elsewhere classified

Sibling codes

  • 1C1B.1 – Cutaneous nocardiosis
  • 1C1B.Y – Other specified forms of nocardiosis
  • 1C1B.Z – Nocardiosis, unspecified

Foundation entity

Pulmonary nocardiosis – http://id.who.int/icd/entity/101604109

Allowed postcoordination axes

Part of: 1C1B: Nocardiosis › 01: Certain infectious or parasitic diseases