SLC2A1 and epilepsy: Diagnosis may go undetected if comprehensive laboratory investigations are not undertaken, including urine and CSF analysis, MR spectroscopy or detection of inborn errors of metabolism in the early onset refractory epilepsies with unclear etiology, especially with epilepsy phenotype including the seizures for suggestive of Glut-1 deficiency syndrome which also requires additional metabolic studies to provide a diagnosis rapidly that can impact the management [19].