ICD-11 classes
01 Certain infectious or parasitic diseases
Other bacterial diseases
1C33 — Q fever

ICD-11 1C33 — Q fever

A disease caused by an infection with the gram-negative bacteria Coxiella burnetti. This disease is characterised by fever, or may be asymptomatic. Transmission is by inhalation of the bacteria, contact with contaminated milk, urine, faeces, vaginal mucus, or semen of infected animals, or through the bite of an infected tick.

It includes 3 items.

  • Nine Mile fever
  • Infection due to Coxiella burnetii
  • Quadrilateral fever

The diagnosis excludes nothing.

It has no clarifying diagnoses.

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