Metastatic Malignant Neoplasm in the Nervous System

**Semantic type:** Neoplastic Process

**Definition:** The spread of a malignant neoplasm to the nervous system. This may be from a primary nervous system malignant neoplasm, or from a malignant neoplasm at a distant site.

**Synonyms:** - Metastases to Nervous System - Metastasis to the Nervous System - Metastatic Malignant Neoplasm to the Nervous System - Metastatic Neoplasm to the Nervous System - Metastatic Tumor to the Nervous System - Secondary Malignant Neoplasm to the Nervous System - Secondary Malignant Tumor to the Nervous System - Secondary malignant neoplasm of unspecified part of nervous system