The onset of illness from encephalitis
virus typically ranges from 4 to 10 days. It can manifest as either
a systemic or encephalitic illness. Some people also can be
infected with the disease and not develop any symptoms.
If you have a systemic infection, you may experience chills,
fever, joint pain or muscle pain that lasts 1 to 2 weeks.
Encephalitic symptoms may include fever, headache, irritability,
drowsiness, anorexia, vomiting, diarrhea, bluish skin from poor
circulation, convulsions, irritability and coma.
About one third of all people with encephalitis die from the
disease, so it is important to visit a physician for immediate