West Nile Encephalitis Index

Featured: West Nile Virus Main Article

West Nile virus (West Nile encephalitis) is a brain infection caused by a virus. People become infected with the virus after they're bitten by a mosquito that has fed off of a bird that's infected with the West Nile virus. Symptoms in humans include fever, headache, rash, body ache, and swollen lymph nodes.

    Related Diseases & Conditions

    • Swollen Lymph Nodes Lymph nodes help the body's immune system fight infections. Causes of swollen lymph nodes (glands) may include infection (viral,...learn more »
      In This Article
      Swollen Lymph Nodes Article
      • Swollen lymph nodes facts
      • What are lymph nodes?
      • Where are the lymph nodes located in the body?
      • Picture of lymph nodes located in the body
      • What are the causes of swollen lymph nodes?
      • What are the symptoms of swollen lymph nodes?
      • How are swollen lymph nodes diagnosed?
      • What is the treatment for swollen lymph nodes?
      • When should I see the doctor for swollen lymph nodes?
      • What are the common lymph nodes that may become swollen?
      • What are the complications of swollen lymph nodes?
    • Rash The word "rash" means an outbreak of red bumps on the body. The way people use this term, "a rash" can refer to many different...learn more »
      In This Article
      Rash Article
      • Rashes facts
      • What are noninfectious, common rashes localized to a particular anatomical area?
      • How are common skin rashes diagnosed?
      • Scaly patches of skin produced by fungal or bacterial infection
      • Widely distributed rashes affecting large portions of the skin
      • What is the treatment for a rash?
    • Ticks Ticks are known transmitters of disease to humans and animals. Tick-borne diseases include Lyme disease, Rocky Mountain spotted...learn more »
      In This Article
      Ticks Article
      • Tick facts
      • What are ticks?
      • What are tick bite symptoms and signs?
      • What diseases do ticks transmit (act as vectors) to humans?
      • How is a tick bite diagnosed?
      • What are the symptoms and signs of diseases transmitted by ticks?
      • What is the treatment for a tick bite?
      • How is a tick removed from the skin?
      • What is the prognosis (outlook) for people who get a tick bite?
      • What are the risk factors for tick bites?
      • How are bites from ticks prevented?
      • Where can I find more information about ticks?
    • Headache Headaches can be divided into two categories: primary headaches and secondary headaches. Migraine headaches, tension headaches,...learn more »
      In This Article
      Headache Article
      • Headache facts
      • What is a headache?
      • How are headaches classified?
      • What are primary headaches?
      • What are secondary headaches?
      • What are cranial neuralgias, facial pain, and other headaches?
      • What causes tension headaches?
      • What are the symptoms of tension headaches?
      • How are tension headaches diagnosed?
      • How are tension headaches treated?
      • What causes cluster headaches?
      • What are the symptoms of cluster headaches?
      • How are cluster headaches diagnosed?
      • How are cluster headaches treated?
      • Can cluster headaches be prevented?
      • What diseases cause secondary headaches?
      • How are secondary headaches diagnosed?
      • What are the exams and tests for secondary headaches?
      • When should I seek medical care for a headache?
    • Fever Although a fever technically is any body temperature above the normal of 98.6 degrees F. (37 degrees C.), in practice a person is...learn more »
      In This Article
      Fever Article
      • Aches, pain, fever facts
      • What is a fever?
      • What causes a fever?
      • What are the signs and symptoms of a fever?
      • How is a fever diagnosed?
      • How should I take a temperature for fever?
      • What is the treatment for a fever?
      • When should I seek medical care for a fever?
      • What are complications of a fever?
      • What is the prognosis for a fever?
      • What is the prevention for a fever?
    • Tremors Tremor is the involuntary movements of one or more parts of the body. Causes of tremor include neurological disorders,...learn more »
      In This Article
      Tremors Article
      • What is tremor?
      • What causes tremor?
      • What are the characteristics of tremor?
      • What are the different categories of tremor?
      • How is tremor diagnosed?
      • Are there any treatments for tremor?
      • What research is being done on tremor?
      • Where can I get more information?

Related FAQs, Doctor's & Expert's Views

Health News

Health Features

Tools & References


Terms related to West Nile Encephalitis:

  • West Nile Fever

STAY INFORMED

Get the Latest health and medical information delivered direct to your inbox!