1C31

ICD-11 MMS 2026-01

Spotted fever

Description

A disease caused by an infection with the gram-negative bacteria Rickettsia. This disease is characterised by fever, eschar, or rash. Transmission is commonly through the bite of an infected tick.

Exclusions from above levels

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

Child codes

  • 1C31.0 – Spotted fever due to Rickettsia rickettsii
  • 1C31.1 – Spotted fever due to Rickettsia conorii
  • 1C31.2 – Spotted fever due to Rickettsia sibirica
  • 1C31.3 – Spotted fever due to Rickettsia australis
  • 1C31.Y – Other specified spotted fever
  • 1C31.Z – Spotted fever, unspecified

Sibling codes

  • 1C30 – Typhus fever
  • 1C32 – Rickettsialpox
  • 1C33 – Q fever
  • 1C3Y – Other specified rickettsioses
  • 1C3Z – Rickettsioses, unspecified

Foundation entity

Spotted fever – http://id.who.int/icd/entity/9953620

Part of: 01: Certain infectious or parasitic diseases