ELAC2 and epilepsy: “Familial acanthocytosis with paroxysmal exertion-induced dyskinesias and epilepsy” [31] was later found to be caused by a GLUT1 mutation [32]; acanthocytes have additionally been reported in a variety of neurogenetic disorders, e.g. with mutations of ELAC2 [33] or in aceruloplasminemia [34].