1F51.1

ICD-11 MMS 2026-01

Rhodesiense trypanosomiasis

Description

A disease caused by an infection with the protozoan parasite Trypanosoma brucei rhodesiense. This disease is characterised by a chancre at the site of the bite. This disease may also present with fever, headache, muscle and joint aches, or lymphadenopathy. Transmission is through the bite of an infected tsetse fly. Confirmation is by identification of Trypanosoma brucei rhodesiense in a blood sample, lymph node fluid, or biopsy of the chancre.

Inclusions

  • East African sleeping sickness
  • Infection due to Trypanosoma brucei rhodesiense

Exclusions from above levels

  • http://id.who.int/icd/entity/2092703582 – Protozoal intestinal infections
  • NE83.1 – Infection arising from device, implant or graft, not elsewhere classified

Child codes

  • 1F51.10 – Meningitis in Rhodesiense trypanosomiasis
  • 1F51.1Y – Other specified rhodesiense trypanosomiasis
  • 1F51.1Z – Rhodesiense trypanosomiasis, unspecified

Sibling codes

  • 1F51.0 – Gambiense trypanosomiasis
  • 1F51.Y – Other specified african trypanosomiasis
  • 1F51.Z – African trypanosomiasis, unspecified

Foundation entity

Rhodesiense trypanosomiasis – http://id.who.int/icd/entity/115931335

Allowed postcoordination axes

Part of: 1F51: African trypanosomiasis › 01: Certain infectious or parasitic diseases