Overview
A rare group of disorders characterized by the development of myoclonic and tonic-clonic epileptic seizures associated with progressive degeneration of the nervous system.
A rare group of disorders characterized by the development of myoclonic and tonic-clonic epileptic seizures associated with progressive degeneration of the nervous system.
A rare group of disorders characterized by the development of myoclonic and tonic-clonic epileptic seizures associated with progressive degeneration of the nervous system.
Content last reviewed: 2026-06