1F53.1

ICD-11 MMS 2026-01

Acute Chagas disease without heart involvement

Description

A disease caused by an acute infection with the protozoan parasite Trypanosoma cruzi. This disease is characterised by fever, headache, lymphadenopathy, pallor, muscle pain, dyspnoea, swelling, or abdominal or chest pain. This disease presents with no cardiac involvement. 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

  • Acute Chagas disease without heart involvement
  • Acute Chagas disease NOS

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

  • 1F53.2 – Chronic Chagas disease with heart involvement
  • 1F53.3 – Chagas disease with digestive system involvement
  • 1F53.4 – Meningitis in Chagas disease
  • 1F53.Y – Other specified Chagas disease
  • 1F53.Z – Chagas disease, unspecified

Foundation entity

Acute Chagas disease without heart involvement – http://id.who.int/icd/entity/437268550

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