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Viral hemorrhagic (hem-uh-RAJ-ik) fevers are infectious diseases that can cause severe, life-threatening illness. They can damage the walls of tiny blood vessels, making them leak, and can hamper the blood's ability to clot. The resulting internal bleeding is usually not life-threatening, but the diseases can be.
Some viral hemorrhagic fevers include:
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Signs and symptoms of viral hemorrhagic fevers vary by disease. In general, early signs and symptoms can include:
Viral hemorrhagic fevers are spread by contact with infected animals or insects. The viruses that cause viral hemorrhagic fevers live in a variety of animal and insect hosts. Most commonly the hosts include mosquitoes, ticks, rodents or bats.
Some viral hemorrhagic fevers can also be spread from person to person.
Some viral hemorrhagic fevers are spread by mosquito or tic...
There's no cure for viral hemorrhagic fevers. Vaccinations exist for only a few types. The best approach is prevention. Supportive care is the mainstay of treatment.
While no specific treatment exists for most viral hemorrhagic fevers, the antiviral drug ribavirin (Rebetol, Virazole) might shorten the course of some infections and prevent complications in some people. Other medications are being developed....
Preventing viral hemorrhagic fevers is challenging. If you live in, work in or travel to areas where these diseases are common, protect yourself from infection by using appropriate protective barriers when working with blood or body fluids. For example, wear gloves and eye and face shields. Precautions also include careful handling, disinfection and disposal of lab specimens and waste.
The yellow fever vaccine is generally considered safe and e...
For informational purposes only and not a substitute for professional medical advice, diagnosis, or treatment.
© Mayo Clinic
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