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Viral Encephalitis

Medically reviewed by Drugs.com. Last updated on Mar 3, 2024.

What is viral encephalitis?

Viral encephalitis is inflammation of the brain due to a viral infection.

What causes viral encephalitis?

Viral encephalitis may be caused by many different viruses, including the following:

What increases my risk for viral encephalitis?

Viral encephalitis can affect anyone of any age, but elderly persons and infants are at highest risk. Any of the following can increase your risk:

What are the signs and symptoms of viral encephalitis?

How is viral encephalitis diagnosed?

Your healthcare provider will examine you and ask about any other health conditions you may have. Your provider may ask you about exposure to or contact with a person infected with a virus. You may need any of the following tests:

How is viral encephalitis treated?

Treatment depends on the virus, and on your symptoms. With treatment, such as medicine and rest, you may recover from viral encephalitis. Treatment may include any of the following:

Treatment options

The following list of medications are in some way related to or used in the treatment of this condition.

How can I manage my symptoms?

How can viral encephalitis be prevented?

Where can I find support and more information?

Call your local emergency number (911 in the US) if:

When should I seek immediate care?

When should I call my doctor?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Learn more about Viral Encephalitis

Treatment options

Symptoms and treatments

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.