1B11

ICD-11 MMS 2026-01

Tuberculosis of the nervous system

Description

A disease of the central nervous system, caused by an infection with bacteria of the Mycobacterium tuberculosis complex. This disease is characterised by neurological deficits depending on the site affected. Transmission is through haematogenous spread to the nervous system after inhalation of infected respiratory secretions. Confirmation is by identification of bacteria of the Mycobacterium tuberculosis complex in the cerebrospinal fluid.

Exclusions from above levels

  • CA60.3 – Pneumoconiosis associated with tuberculosis
  • NE83.1 – Infection arising from device, implant or graft, not elsewhere classified

Child codes

  • 1B11.0 – Tuberculous meningitis
  • 1B11.1 – Tuberculous meningoencephalitis
  • 1B11.2 – Meningeal tuberculoma
  • 1B11.3 – Tuberculous granuloma of brain
  • 1B11.Y – Other tuberculosis of nervous system
  • 1B11.Z – Tuberculosis of the nervous system, unspecified

Sibling codes

  • 1B10 – Tuberculosis of the respiratory system
  • 1B12 – Tuberculosis of other systems or organs
  • 1B13 – Miliary tuberculosis
  • 1B14 – Latent tuberculosis
  • 1B1Y – Other specified tuberculosis
  • 1B1Z – Tuberculosis, unspecified

Foundation entity

Tuberculosis of the nervous system – http://id.who.int/icd/entity/729372485

Allowed postcoordination axes

Part of: 01: Certain infectious or parasitic diseases