Arachnoid cysts are benign cerebrospinal fluid‐filled sacs that typically reside within the arachnoid membrane. Although most of these cysts remain asymptomatic, complications can arise when ...

Arachnoid cysts are the most common type of brain cyst. They're not tumors, but cysts filled with cerebrospinal fluid (a clear liquid that surrounds your brain and spinal cord). Most people who have ...

Cysts can form in all parts of the body, including the brain. Typically, most brain cysts are benign and do not require surgical removal. If surgery is necessary, the surgeon will either drain or ...

In June 2017, Michigan doctor Jennifer De Longpre published a report in the New England Journal of Medicine detailing a highly peculiar case she had come across in 2016: a then 26-year-old man with a ...