Central Nervous System Neoplasm

**Semantic type:** Neoplastic Process

**Definition:** A benign or malignant, primary or metastatic neoplasm that affects the brain, meninges, or spinal cord. Representative examples of primary neoplasms include astrocytoma, oligodendroglioma, ependymoma, and meningioma. Representative examples of metastatic neoplasms include carcinoma and leukemia.

**Synonyms:** - Brain/Spinal Cord Tumor - CNS Neoplasm - CNS Tumor - CNS tumor - Central Nervous System Tumor - Neoplasm of CNS - Neoplasm of Central Nervous System - Neoplasm of the Central Nervous System - Neoplasm of uncertain behavior of central nervous system, unspecified - Tumor of CNS - Tumor of Central Nervous System - Tumor of the CNS - Tumor of the Central Nervous System - central nervous system tumor