Encephalitis (Cont.)

Who Is at Risk for Encephalitis?

Anyone can get encephalitis. People with weakened immune systems, including those with HIV or those taking immunosuppressant drugs, are at the highest risk of contracting encephalitis.
 

Symptoms of Encephalitis

The brain inflammation caused by encephalitis can produce a wide range of symptoms, including:
 
  • Sudden fever
  • Headache
  • Vomiting
  • Heightened sensitivity to light
  • Confusion and impaired judgment
  • Drowsiness
  • Weak muscles
  • Clumsy and unsteady gait
  • Irritability.
     
Encephalitis symptoms that might require emergency treatment include:
 

Complications Resulting From Encephalitis

In extreme cases of encephalitis, complications can include:
 
  • Brain damage
  • Stroke
  • Seizures
  • Death.
     

Treating Encephalitis

Encephalitis treatment may involve antiviral medications being prescribed for herpes encephalitis or other severe viral infections. Anticonvulsants are used to prevent or treat seizures. Corticosteroids are used to reduce brain swelling and inflammation. Sedatives may be needed for irritability or restlessness. Over-the-counter medications may be used for fever and headache. Individuals with encephalitis or bacterial meningitis are usually hospitalized for treatment.
 

Encephalitis: Prognosis

The prognosis for encephalitis varies depending on the cause of encephalitis. Some cases of encephalitis are mild, short, and relatively benign, with patients having a full recovery. Other encephalitis cases are severe, possibly leading to permanent impairment or even death.
 
The acute phase of encephalitis may last for one to two weeks, with gradual or sudden resolution of fever and neurological symptoms. Neurological symptoms may require many months before full recovery.
 
(Encephalitis Continued: Page 3)

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Written by/reviewed by: Arthur Schoenstadt, MD
Last reviewed by: Arthur Schoenstadt, MD