General information, not a diagnosis Method and limitations

Fact sheetBacteria

Brucellosis

Brucellosis is a bacterial infection acquired mainly by unpasteurized dairy products or by contact with infected animals and their tissues.

Documentary Enrichment: · General information

Essentials

Zoonosis related to contact with infected animals or consumption of unpasteurized dairy products.

Agent
Brucella spp.
Transmission or exposure
Animal/zoonosis · Water and food

Situation and vulnerability

Breeders, veterinarians, slaughterhouse and laboratory personnel may be exposed. Crude milk and its derivatives are an important route in the general population.

Signs and limits of their interpretation

Fever, weakness, malaise and weight loss are possible. Signs may be weakly marked and appear after a variable delay.

Diagnosis and monitoring

Mention food and professional exposures, even old ones. The clinical evaluation and the examinations requested are intended to clarify the cause of persistent fever; symptoms are not sufficient.

Official sources consulted on . Documentary summary, without medical rereading.

Check these benchmarks in the WHO reference →

Prevention and care

Prefer pasteurized products and professional protections adapted to animal tissues. Antibiotic treatment is prescribed according to the situation; medical follow-up is necessary.

Practical issues

Does brucellosis easily pass from one person to another?

Transmission between people is very rare according to WHO. Prevention focuses on contaminated food products, animal contact and occupational safety.

Preparing for an exchange with a professional

  • Raw milk, cheese and origin of products
  • Occupation and contacts with placentas or carcasses
  • Dates of fever and treatments received

Bring the full minutes and dates. This information facilitates evaluation; its collection must not delay an urgent appeal.

Individual decisionThe choice of a test, treatment or prevention depends on the local situation and recommendations. In case of distress, call 911.
A clean handwashing station, soap dispenser and clean towels, no people. AI-generated illustration.
Prevention illustration — Brucellose — A clean handwashing station, soap dispenser and clean towels, no people.
Image generated by artificial intelligence. AI illustration; it does not depict a disease, biological agent or diagnosis.

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Related fact sheets

These sheets share ways or contexts of exhibition in our catalogue. This reconciliation does not establish a differential diagnosis.

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Further reading

These publications help you verify the concepts discussed. Disease records and directory entries each identify their sources.

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