These illnesses are caused by viruses from 4 groups:
The symptoms vary by the specific disease. Each person may also have slightly different symptoms. Various organs in the body can be affected. Symptoms often include:
People with severe cases often show signs of bleeding. This may be under the skin, in internal organs, or from body openings such as the mouth, eyes, or ears. But blood loss is rarely the cause of death. These people may also have:
The symptoms may look like other health problems. Always see your healthcare provider for a diagnosis.
No vaccines are available to prevent these diseases. Two exceptions are for yellow fever and Argentine hemorrhagic fever. As a result, the focus is on staying away from the rodents or insects that carry the virus.
For viruses spread by ticks or mosquitoes, prevention focuses on:
If you are traveling to an area where there is risk for viral hemorrhagic fevers:
Tips to help you get the most from a visit to your healthcare provider:
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