The illness, which can be fatal, is transmitted from one infected person to another by the tsetse fly. While it can occur globally, encephalitis lethargica is especially prevalent in Africa.
The early symptoms of the disease include fever, severe headache , joint pain , and swelling of the lymph nodes. These symptoms can disappear and reoccur.
If treated early, a person with encephalitis lethargica can be cured. If not treated early, the prognosis is much less favorable due to resulting brain damage. Encephalitis lethargica is fatal if...