Muscles and Bones Dictionary

Becker’s muscular dystrophy: Also known as Benign pseudohypertrophic muscular dystrophy; an X-linked recessive inherited disorder characterized by slowly progressive muscle weakness of the legs and pelvis.

central core disease: A dominantly inherited genetic disease characterized by mild leg weakness appearing in infancy. Though it does not progress with age, it leads to a delay in walking.

centronuclear myopathy: A group of congenital myopathies where cell nuclei are abnormally located in skeletal muscle cells.

congenital myopathy: A type of myopathy characterized by developmental delays in motor skills; sufferers usually have skeletal and facial abnormalities that are evident at birth.

congenital muscular dystrophy (CMD): A type of muscular dystrophy that is present at birth and describes a number of autosomal recessive diseases of muscle weakness and possible joint deformities.

dermatomyositis: An inflammatory myopathy of skin and muscle.

distal muscular dystrophy: A group of disorders characterized by onset in the hands or feet.

distal myopathy: See distal muscular dystrophy.

Duchenne muscular dystrophy: A form of muscular dystrophy characterized by decreasing muscle mass and progressive loss of muscle function in male children.