1C18

ICD-11 MMS 2026-01

Brazilian purpuric fever

Description

A disease affecting children, caused by an infection with the gram-negative bacteria Haemophilus aegyptius (Haemophilus influenzae biogroup aegyptius). This disease is characterised by fever, nausea, vomiting, purpuric lesions, and sepsis, that is preceded by conjunctivitis. Transmission may be by mechanical transmission from infected eye gnats, contact with discharge from infected individuals, or fomites used near the eyes. Confirmation is by identification of Haemophilus aegyptius from blood.

Index terms

  • Brazilian purpuric fever
  • BPF - [Brazilian purpuric fever]
  • BPF - [Brazilian purpuric fever] clone conjunctivitis
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  • Systemic Haemophilus aegyptius infection
  • Systemic infection due to Haemophilus influenzae biogroup aegyptius

Inclusions

  • Systemic Haemophilus aegyptius infection

Exclusions from above levels

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

Sibling codes

  • 1C10 – Actinomycosis
  • 1C11 – Bartonellosis
  • 1C12 – Whooping cough
  • 1C13 – Tetanus
  • 1C14 – Obstetrical tetanus
  • 1C15 – Tetanus neonatorum
  • 1C16 – Gas gangrene
  • 1C17 – Diphtheria
  • 1C19 – Legionellosis
  • 1C1A – Listeriosis
  • 1C1B – Nocardiosis
  • 1C1C – Meningococcal disease
  • 1C1D – Yaws
  • 1C1E – Pinta
  • 1C1F – Endemic non-venereal syphilis
  • 1C1G – Lyme borreliosis
  • 1C1H – Necrotising ulcerative gingivitis
  • 1C1J – Relapsing fever
  • 1C40 – Campylobacteriosis
  • 1C41 – Bacterial infection of unspecified site
  • 1C42 – Melioidosis
  • 1C43 – Actinomycetoma
  • 1C44 – Non-pyogenic bacterial infections of the skin
  • 1C45 – Toxic shock syndrome
  • 1C4Y – Other specified bacterial diseases
  • 1C4Z – Unspecified bacterial disease

Foundation entity

Brazilian purpuric fever – http://id.who.int/icd/entity/1966578342

Part of: 01: Certain infectious or parasitic diseases