Duchenne Muscular Dystrophy (DMD): Symptoms, Causes, Life Expectancy and Treatment
Written by the Muscular Dystrophy Pakistan (MDP) content team. Based on information from NINDS, MedlinePlus Genetics, Parent Project Muscular Dystrophy and published reviews (see sources below). Last updated: October 8, 2026. Duchenne muscular dystrophy, usually called DMD , is the most common form of muscular dystrophy in children. Hearing this diagnosis for your child is one of the hardest moments a parent can face, and the internet is full of frightening numbers and confusing treatment names. This guide explains Duchenne in simple words: what it is, what causes it, the symptoms and stages, what we know about life expectancy today, the treatments that exist, and what families in Pakistan can do. It is written to inform, not to frighten, because families with knowledge make better decisions and find more support. Quick facts Duchenne affects roughly 1 in every 3,600 to 6,000 live male births worldwide, and mostly boys. It is caused by changes in the DMD gene on the X chromos...