Evaluation of Brain Dysfunction in Patients with Duchene Muscular Dystrophy

Inclusion Criteria: \- Male patients Age children \& adolescent (5-18yrs) Patients diagnosed \& genetically confirmed DMD, with cross matching of healthy subjects of the same age and number Exclusion Criteria: Medical or neurological condition affecting cognition (as endocrinal as Diabetes Mellitus \& hypothyroidism, autoimmune disease, history of brain trauma, birth asphyxia, neonatal jaundice, …..) Surgical condition that could potentially impact cognitive function Patients of other types of muscular dystrophy Those who refuse to participate in the study Those with sensory disability (as hearing loss, blindness, severe speech delay) Those with non-invasive or invasive ventilation support with inability to speak and answer oral questions