A cyst is a cavity in the body filled with fluid or gas, surrounded by a capsule. These abnormalities can occur in various organs, including the brain. The brain, as part of the central nervous system, is located in a closed space, creating a unique situation. The growth of cysts here can exert pressure on brain tissue, causing severe symptoms, even if the abnormality initially appears harmless. Cysts in the brain can generally be divided into two main groups: benign and malignant lesions, as well as inflammatory conditions. Benign cysts often do not require treatment, while malignant lesions and inflammatory processes demand immediate medical attention. Below, we will review these…