Symptoms of West Nile virus

People infected with WNV can experience a variety of symptoms that may include: no symptoms, West Nile Fever, or West Nile Neuroinvasive disease. Symptoms usually occur 2-15 days after infection.

Symptoms of “West Nile Fever” can include:

• Headaches (often severe migraines)

• High fever

• Tiredness and body aches

• A skin rash and swollen lymph glands

These symptoms may last from several days to several weeks.

Symptoms of “West Nile Neuroinvasive Disease” can include:

• Severe Headache

• High Fever

• Stiff neck

• Stupor

• Disorientation

• Tremors, convulsions, muscle weakness

• Paralysis

• Coma: This form of the disease can lead to long lasting and/or permanent damage to the brain.