Rocks are either classified as sedimentary, igneous or metamorphic, depending on the manner in which they were formed. Most rocks encountered in everyday life are sedimentary, although some igneous rocks, such as granite, are also common.
Neuromuscular scoliosis encompasses scoliosis that is secondary to neurological or muscular diseases. This includes scoliosis associated with cerebral palsy, spinal cord trauma, muscular dystrophy, spinal muscular atrophy and spina bifida.
Neuromuscular scoliosis is caused by any of a number of associated disease processes that affect the neurologic or muscular systems. This may include cerebral palsy, muscular dystrophy, metabolic diseases, and connective tissue disorders such as Marfan's syndrome.