Duchenne muscular dystrophy (DMD). which afflicts 1 in 3500 boys. is one of the most common genetic disorders of children. This fatal degenerative condition is caused by an absence or deficiency of dystrophin in striated muscle. https://www.roneverhart.com/Pitkin-Ave-east-toward-Stone-Avenue-Brownsville-Mother-Gaston-Blvd-1964/