<unk>  refers to a group of genetic, hereditary muscle diseases that cause progressive muscle weakness.<unk> es are characterized by progressive skeletal muscle weakness, defects in muscle proteins, and the death of muscle cells and tissue. Nine diseases including Duchenne, Becker, limb girdle,
congenital, facioscapulohumeral, myotonic, oculopharyngeal, distal, and Emery-Dreifuss are always classified as<unk>  but there are more than 100 diseases in total with similarities to<unk> .  Most types of<unk>  are multi-system disorders with manifestations in body systems including the heart, gastrointestinal and nervous systems, endocrine glands, skin, eyes and other organs.
Muscular dystrophy
Chondrodystrophy
Spinal muscular atrophy
Nemaline myopathy
Centronuclear myopathy
Congenital myopathy
Charcot-Marie-Tooth Syndrome
Salih myopathy