The dysplasia of longitudinal fibers is a genetic condition. It hits the muscles and results in their weakening eventually causing difficulties performing any kind of movement and performing other activities. There is no cure for Alzheimer's disease at present and only management of symptoms can be done by the available treatments. If you or your family members show any sign of the condition of Backer muscular dystrophy it is advisable to seek the consultation of a neurologist specialising in neuromuscular diseases.