Progressive Myoclonus Epilepsy 3, also known as cln14 disease, is related to epilepsy, progressive myoclonic, 3, with or without intracellular inclusions and epilepsy, idiopathic generalized 5. An important gene associated with Progressive Myoclonus Epilepsy 3 is KCTD7 (Potassium Channel Tetramerization Domain Containing 7). Related phenotypes are nervous system and behavior/neurological