1C23.0

ICD-11 MMS 2026-01

Initial stage of trachoma

Description

This refers to the initial stage of an infectious disease caused by the Chlamydia trachomatis bacterium which produces a characteristic roughening of the inner surface of the eyelids.

Index terms

  • Initial stage of trachoma
  • Trachoma dubium

Inclusions

  • Trachoma dubium

Exclusions from above levels

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

Sibling codes

  • 1C23.1 – Active stage of trachoma
  • 1C23.Y – Other specified trachoma
  • 1C23.Z – Trachoma, unspecified

Foundation entity

Initial stage of trachoma – http://id.who.int/icd/entity/727668449

Allowed postcoordination axes

Part of: 1C23: Trachoma › 01: Certain infectious or parasitic diseases