
Keywords: PME, Progressive myoclonic epilepsy; ULD, Unverricht–Lundborg disease; LD, Lafora disease; MERRF, Myoclonus epilepsy with ragged-red fibers; DRPLA, Dentato-rubro-pallido-luysian-atrophy; NCL, Neuronal ceroid lipofuscinosis; MRI, Magnetic resonance imaging