IDH3A and oligodendroglioma: AA, Anaplastic astrocytoma; AED, anti-epileptic drug; CBZ, carbamazepine; CDC, The Clavien-Dindo Classification; Front, frontal lobe; FAS, focal awareness seizure; FIAS, focal impaired awareness seizure; GBM, glioblastoma; GTCS, generalized tonic-clonic seizure; IDH, isocitrate dehydrogenase; LEV, Levetiracetam; LGG, low-grade glioma; LV, Lateral ventricle; NCSE, non-convulsive status epilepticus; Occi, occipital lobe; OD, Oligodendroglioma; Parie, parietal lobe; PA, pilocytic astrocytoma; POD, postoperative days