Central Nervous System Yolk Sac Tumor

**Semantic type:** Neoplastic Process

**Definition:** A rare yolk sac tumor that arises from the central nervous system.

**Synonyms:** - CNS Yolk Sac Tumor - Primary Central Nervous System Yolk Sac Tumor - Yolk Sac Tumor of CNS - Yolk Sac Tumor of Central Nervous System - Yolk Sac Tumor of the CNS - Yolk Sac Tumor of the Central Nervous System