<unk> s derived from CNS tissues are very common in America. They are a subtype of cerebrovascular diseases, which are the third leading cause of death in America. Generally, CNS<unk> s are present in all geographic regions, races, ages, and sexes. However, certain types of CNS<unk> s are more prevalent in certain types of individuals than others. Some examples of incidence rates in specific types of<unk> s include: * Arachnoid<unk> s are more prevalent in males than females * Colloid<unk> s are more prevalent in adults * Dermoid<unk> s are more prevalent in children under 10 years of age * Epidermoid<unk> s are more prevalent in middle-aged adults
Central nervous system cyst
Glial tumor
Chiari malformation
Brain metastasis
Choroid plexus tumor
Brain stem tumor
Primary central nervous system lymphoma
Central nervous system cavernous hemangioma