Nervous System Tumors

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Overview

A tumor is the abnormal, spontaneous growth of new tissue. Tumors are either benign (do not spread to other tissues or parts of the body) or malignant (cancerous tumors that invade other tissues and parts of the body). Nervous system tumors can develop in either the brain or spinal cord, although spinal cord tumors are rare.

Benign tumors and cancerous tumors at the site of origin are referred to as primary tumors. Tumors that develop somewhere other than the site of origin are ...Read the full article