Low Grade Astrocytoma

**Semantic type:** Neoplastic Process

**Definition:** A grade I or grade II astrocytoma. This category includes pilocytic astrocytoma (grade I), subependymal giant cell astrocytoma (grade I), and diffuse astrocytoma (grade II).

**Synonyms:** - Low Grade Astrocytic Neoplasm - Low Grade Astrocytic Tumor - Low-Grade Astrocytic Neoplasm - Low-Grade Astrocytic Tumor - Low-Grade Astrocytoma