Symptoms

Sudden onset of violent vomiting, mental confusion, extreme sleepiness, very fatigued, twitching or jerking movements, hostility, and coma.

Incubation Period

1-7 days following viral infection (cold, flu, chicken pox)

Mode of Transmission & Communicability

Usually follows a viral infection. It is not contagious. The cause is unknown. There is no prevention. It requires immediate attention at the onset of symptoms. It is most common in young children.

School Action

1. If one or more symptoms appear, call a doctor immediately (child should be evaluated in the emergency room).

2. Do not give aspirin.

3. Exclude from school until clinically well and released by a physician.