Intraventricular Brain Neoplasm

**Semantic type:** Neoplastic Process

**Definition:** A neoplasm that involves a brain ventricle. It may be a primary neoplasm arising from a brain ventricle, a metastasis from a distant anatomic site, or an extension of an invasive neoplasm from an adjacent brain structure.

**Synonyms:** - Brain Neoplasms, Intraventricular - Intraventricular Brain Neoplasms - Intraventricular Brain Tumor - Intraventricular Neoplasm of Brain - Intraventricular Neoplasm of the Brain - Intraventricular Neoplasms - Intraventricular Tumor of Brain - Intraventricular Tumor of the Brain