B01: Varicella [chickenpox]

B01.1: Varicella encephalitis

Chickenpox are caused by specific pathogens. These pathogens are viruses. With chickenpox, small red blisters and pustules form all over the body. Blisters do not form on the palms of the hands or soles of the feet. These blisters and pustules can be very itchy. You may also get a fever.

Your brain has been inflamed by chickenpox. If the brain is inflamed, this can cause various symptoms. You can lose consciousness and get attacks of cramp. Your own behavior and thinking may change. You may sometimes no longer be able to control your own movements.