Arachnoid cysts disappear?

Arachnoid cysts will not disappear, most of the arachnoid cysts are congenital, only a small number of patients are caused by trauma, encephalitis and other diseases. If there is no impact on the body, generally do not need to take treatment measures; if the cyst is large, the local brain tissue causes compression, headache, limb movement disorders, need timely surgical intervention.