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Living with Chapare hemorrhagic fever

A viral illness with fever, aches, and bleeding signs, first found in a small outbreak in Bolivia.

Understanding Chapare hemorrhagic fever

Chapare hemorrhagic fever is an acute viral illness caused by the Chapare virus, a newly found arenavirus, with fever and signs of bleeding.

It was found during a small outbreak in Cochabamba, Bolivia, between 2003 and 2004. Symptoms include fever, muscle pain, and joint pain, along with several bleeding signs. About a third of untreated cases develop more severe symptoms like delirium, coma, and convulsions.

Signs & symptoms

GARD doesn't list a separate symptom list for this condition. Its summary describes these features:

  • Fever
  • Muscle pain (myalgia)
  • Joint pain (arthralgia)
  • Signs of bleeding
  • Delirium, coma, or convulsions in more severe cases

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Your doctor may refer you to a specialist who knows rare conditions.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

Care & treatment

Care team
A doctor familiar with rare conditions, plus specialists as needed
Expert care
Ask about multidisciplinary care centers for rare conditions
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with rare disease patient organizations for support
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
Which tests can confirm Chapare virus infection?
What supportive care is available?
How can the spread of the virus be prevented?

Quick facts

Symptoms usually startany time in life

Chapare hemorrhagic fever is caused by the Chapare virus, a newly found arenavirus.

Infectious

Also known as: hemorrhagic fever caused by chapare virus

Patient organizations

Rare-disease groups that can help

Source: NIH GARD · Chapare hemorrhagic feverGARD ID 21415 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Chapare hemorrhagic fever.

Explore the Chapare hemorrhagic fever blog

Explore research for Chapare hemorrhagic fever

Explore actively recruiting Chapare hemorrhagic fever studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Chapare hemorrhagic fever with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
  • Share your city to look for research near you
  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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