Symptoms are assessed on a case by case basis. Some<unk> s in the CNS can be asymptomatic (producing or showing no symptoms), depending on their location in the brain or spinal cord. If the<unk> s develop in critical areas of the<unk><unk><unk> , they can present one or more of the following symptoms: * Pressure in the spinal cord or brain * Rupture of nerves around the<unk>  * Weakness in specific parts of the body controlled by the<unk> -infected brain region * Inflammation * Hydrocephalus * Brainstem hemorrhage * Seizures * Visual disturbances and hearing loss * Headache * Difficulty with balance or walking In general, symptoms vary depending on the type of<unk>  and its location within the CNS.
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