Glioblastoma Classical Subtype is related to jugular foramen meningioma and intraneural perineurioma. An important gene associated with Glioblastoma Classical Subtype is MGMT (O-6-Methylguanine-DNA Methyltransferase), and among its related pathways/superpathways are Epithelial to mesenchymal transition in colorectal cancer and Sudden infant death syndrome (SIDS) susceptibility pathways. Related phenotypes are homeostasis/metabolism and nervous system