General information, not a diagnosis Method and limitations

Fact sheetParasite

Babesiosis

Babesiosis is a parasitism of red blood cells, transmitted mainly by ticks. It can also be acquired through contaminated transfusion.

Documentary Enrichment: · General information

Essentials

Infection of red blood cells transmitted mainly by certain ticks and, more rarely, by transfusion.

Agent
Babesia spp.
Transmission or exposure
Vector · Blood and fluids

Situation and vulnerability

Absence of spleen, immunodepression, age and some chronic diseases increase the risk of severe form.

Signs and limits of their interpretation

Fever, chills, sweats and fatigue are possible. The destruction of red blood cells can cause anaemia.

Diagnosis and monitoring

A microscopic examination of the blood can search for the parasite; specialized analyses complement the balance sheet according to the situation.

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

Check these markers in the CDC reference →

Prevention and care

Protect yourself from ticks and quickly report a fever compatible with exposure. The need and choice of treatment are assessed medically; silent infection is not managed as a serious form.

Practical issues

Is she passing on like a cold between relatives?

No: Ordinary contacts are not the usual transmission. Injections, transfusions and some maternal transmissions are distinct contexts.

Preparing for an exchange with a professional

  • Piqûres, region and travel
  • Recent infusions
  • Removed failure or immune deficiency

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 travel preparation kit and unreadable medical documents in a bright setting. AI-generated illustration.
Prevention illustration — Babésiose — A travel preparation kit and unreadable medical documents in a bright setting.
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.

Compare Babésiosis with related sheets →

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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.