| West Nile virus is a single-stranded RNA flavivirus with antigenic similarities to Japanese encephalitis and St. Louis encephalitis viruses. |
| Measles is a highly infectious viral illness that can cause pneumonia, diarrhoea, encephalitis and death. |
| Soon people within the city began to experience symptoms similar to encephalitis, an inflammation of the brain. |
| Though the WNV encephalitis in horses is rare, a considerable mortality rate is reported in the case of encephalitic horses. |
| Japanese encephalitis virus is the most important and widespread flavivirus in terms of human morbidity and mortality. |
| Patients with meningitis or encephalitis may need pain control for headache. |
