General information, not a diagnosis Method and limitations

Fact sheetBacteria

Plague

The plague is due to Yersinia pestis. Fleas, contact with infected tissues and respiratory transmission of a lung form are separate exposures.

Documentary Enrichment: · General information

Essentials

Bacterial zoonose most often transmitted by small mammalian fleas; the lung form can be transmitted by droplets.

Agent
Yersinia pestis
Transmission or exposure
Vector · Animal / zoonosis · Respiratory route

Situation and vulnerability

Local context and contacts with rodents or their chips matter. Lung form can be transmitted between people and evolve rapidly.

Signs and limits of their interpretation

The bubonic form can cause sudden fever and very painful ganglion. The pulmonary form causes cough and shortness of breath; blood damage is also possible.

Diagnosis and monitoring

The clinical picture and exposure guide an urgent assessment. Confirmation and care are organized by the medical services; do not wait for all signs.

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

Check these benchmarks in the WHO reference →

Prevention and care

Suspicion is an emergency: early antibiotics can save life. Notify health services prior to travel and follow contact measures.

Practical issues

Are all forms transmitted in the same way?

No: Bubonic plague is usually linked to fleas, while pulmonary plague can be transmitted by respiratory particles. This distinction determines the precautions and assessment of contacts.

Preparing for an exchange with a professional

  • Place and dates of exhibition
  • Puces, rodents or sick animals
  • Respiratory contact and onset of symptoms

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.
An empty public health consultation room, unmarked leaflets and switched-off computer. AI-generated illustration.
Prevention illustration — Peste — An empty public health consultation room, unmarked leaflets and switched-off computer.
Image generated by artificial intelligence. AI illustration; it does not depict a disease, biological agent or diagnosis.

Organize my dates, documents and questions →

Related fact sheets

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

Compare Pest with associated records →

Return to directory file →

Further reading

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

The content modification date does not mean that every source has undergone a new medical review. Verification method and scope.