1F40

ICD-11 MMS 2026-01

Malaria due to Plasmodium falciparum

Description

A disease caused by an infection with the protozoan parasite Plasmodium falciparum. This disease is characterised by fever, chills, headache, myalgia, arthralgia, weakness, vomiting, or diarrhoea. This disease may also present with splenomegaly, anaemia, thrombocytopenia, hypoglycaemia, pulmonary or renal dysfunction, or neurologic changes. Transmission is through the bite of an infected mosquito. Confirmation is by identification of Plasmodium falciparum in a blood sample.

Coding note

Includes mixed infections of Plasmodium falciparum with any other Plasmodium species.

Coding note from above levels

In cases of mixed malaria code all relevant types separately.

Exclusions from above levels

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

Child codes

  • 1F40.0 – Plasmodium falciparum malaria with cerebral complications
  • 1F40.Y – Other severe or complicated Plasmodium falciparum malaria
  • 1F40.Z – Malaria due to Plasmodium falciparum, unspecified

Foundation children elsewhere

  • KA64.20 – Congenital falciparum malaria

Sibling codes

  • 1F41 – Malaria due to Plasmodium vivax
  • 1F42 – Malaria due to Plasmodium malariae
  • 1F43 – Malaria due to Plasmodium ovale
  • 1F44 – Other parasitologically confirmed malaria
  • 1F45 – Malaria without parasitological confirmation
  • 1F4Z – Malaria, unspecified

Foundation entity

Malaria due to Plasmodium falciparum – http://id.who.int/icd/entity/579583286

Allowed postcoordination axes

Part of: 01: Certain infectious or parasitic diseases