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These rare brain tumors are usually found in children under age three. They can grow anywhere in the central nervous system but most often occur at the base of the brain. New tests using genetic markers are improving the outcomes for children with atypical teratoid rhabdoid ...

A metastatic brain tumor is a cancer that begins somewhere else in the body and spreads to the brain or spinal cord. They most commonly metastasize from the lungs, breasts, colon and kidney. It is one of the most common brain tumors, and it can produce a range of symptoms, i ...

These tumors grow where the brain and the spinal cord (the brain stem) connect.  Symptoms vary depending on the size, location and position of the tumor. As it grows, the mass puts pressure on the brain tissue and triggers symptoms such as headaches, problems with speech and ...

Carcinomatous meningitis is a cancer that has spread from one part of the body to another. It moves through the blood stream into the protective membranes of the brain and spine. People with blood cancers, including leukemia and lymphoma, are more prone to developing carcino ...

This malignant tumor is located in the central nervous system –  the brain, spinal cord and nerves to the eyes. It grows in lymph tissue, often appearing as a lump or several lumps. The condition is most common in middle-aged adults and people with immune systems weakened by ...

Central neurocytoma is an extremely rare, benign tumor found in the ventricles – the fluid-filled areas of the brain. The tumors are most common in young adults and people of Asian descent. Central neurocytomas may obstruct spinal-fluid flow and put pressure on surrounding a ...

Cerebellopontine angle tumors (CPAs) occur between the lower part of the brain and the brain stem. Most CPAs are benign, but can cause nerve damage or compress the brain stem if not treated. About 90 percent of the time, the first symptom is hearing loss in one ear, accompan ...

This is a rare ear disorder in children that begins with an abnormal growth of skin into the middle ear. Skin can penetrate the ear drum and form a cholesteatoma after repeated ear infections or a tear in the eardrum. The skin growth can damage delicate bones of the middle e ...

Chondrosarcoma is a rare, malignant tumor that affects the bones and joints. It is diagnosed in about 600 patients each year in the United States – most frequently in men between the age of 20 and 60 years old. The disease often begins in the bones of the arms, legs or pelvi ...

This is a malignant tumor most often found in children younger than five. It grows out of brain tissue called the choroid plexus, which lines the ventricles of the brain and produces cerebrospinal fluid. The cancer can invade nearby tissue and spread widely through the cereb ...