aCGH	Array Comparative Genomic Hybridization
ACVR1	Activin Receptor Type 1
ALT	Alternative Lengthening Of Telomeres
ATRX α-	Thalassemia Mental Retardation X-Linked
BBB	Blood–Brain Barrier
CDKN2A, CDKN2B	Cyclin-Dependent Kinase Inhibitor 2A And B
CIC	Capicua Transcriptional Repressor
CIN	Chromosomal Instability
CNS	Central Nervous System
CNVs	Copy Number Variations
CSF	Cerebrospinal Fluid
ctDNSA	Circulating Tumor DNA
ddPCR	Droplet-Based Digital PCR
EGFR	Epidermal Growth Factor Receptor
EVs	Circulating Extracellular Vesicles
FFPE	Formalin-Fixed Paraffin-Embedded
FISH	Fluorescence In Situ Hybridization
GWAS	Genome-Wide Association Studies
IDH1	I Isocitrate-Dehydrogenase Enzyme 1
IDH2	Isocitrate-Dehydrogenase Enzyme 2
IH	Immunohistochemistry
LGGs	Low-Grade Gliomas
MGMT DNA	Repair Gene O6-Alkylguanine DNA Alkyltransferase
MIN	Microsatellite Instability
NADPH	Nicotinamide Adenine Dinucleotide Phosphate
NGS	Next Generation Sequencing
OPN	Osteopontin
PHLDB1	Pleckstrin Homology-Like Domain Family B Member 1
PIN	Point Mutation Instability
PTEN	Phosphatase And Tensin Homolog
RTEL1	Regulator of Telomere Elongation Helicase 1
SNVs	Single Nucleotide Variations
TERT	Telomerase Reverse Transcriptase
TP53	Tumor Protein P53
TP534	Tumor Protein P53
TSC1	Tuberous Sclerosis 1/Hamartin
TSC2	Tuberous Sclerosis 2/Tuberin
VEGF	Vascular Endothelial Growth Factor
WHO	World Health Organization