1F53.3

ICD-11 MMS 2026-01

Chagas disease with digestive system involvement

Description

A disease caused by an infection with the protozoan parasite Trypanosoma cruzi. This disease is characterised by severe malaise or digestive system involvement (such as megaoesophagus or megacolon). Transmission is by direct contact with faeces from an infected triatomine bug, vertical transmission, iatrogenic transmission, or ingestion of contaminated food or water. Confirmation is by identification of Trypanosoma cruzi in a blood sample.

Index terms

  • Chagas disease with digestive system involvement
  • chronic Chagas disease with digestive system involvement
  • Megaoesophagus in Chagas disease
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  • Chagasic megaoesophagus
  • Achalasia in Chagas disease
  • Megacolon in Chagas disease

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

Sibling codes

  • 1F53.1 – Acute Chagas disease without heart involvement
  • 1F53.2 – Chronic Chagas disease with heart involvement
  • 1F53.4 – Meningitis in Chagas disease
  • 1F53.Y – Other specified Chagas disease
  • 1F53.Z – Chagas disease, unspecified

Foundation entity

Chagas disease with digestive system involvement – http://id.who.int/icd/entity/200715565

Allowed postcoordination axes

Part of: 1F53: Chagas disease › 01: Certain infectious or parasitic diseases