What are the early symptoms of encephalitis lethargica?

Answer:
The early symptoms of the disease include fever, severe headache , joint pain , and swelling of the lymph nodes. These symptoms can disappear and reoccur.
First answer by Gale Ency of Neuro Dis. Last edit by Gale Ency of Neuro Dis. Contributor trust: 14 [recommend contributor recommended]. Question popularity: 1 [recommend question].