has characteristic has characteristic astrocytic tumor low grade glioma low grade astrocytic tumor https://github.com/monarch-initiative/mondo/issues/8583 low grade astrocytic tumor low grade astrocytic neoplasm MONDO:0021638 low-grade astrocytic tumor NCIT:C116342 low-grade astrocytic tumour 2025-04-01 low-grade astrocytic neoplasm A grade I or grade II astrocytic tumor. This category includes pilocytic astrocytoma (grade I), subependymal giant cell astrocytoma (grade I), and diffuse astrocytoma (grade II). Reason of obsoletion: duplicate. This will be merged with MONDO:0016685 low-grade astrocytoma GARD:0025344 tumor grade 1 or 2, general grading system