Late-onset versus adult-onset multiple sclerosis: A comparative analysis of clinical, radiological, and confirmed disability progression.
BACKGROUND Multiple sclerosis (MS) is a chronic, immune-mediated disorder of the central nervous system (CNS). In Egypt, its occurrence is approximately 13.7 per 100,000 inhabitants. The average age of onset for relapsing-remitting MS (RRMS) is between the second and fourth decades of life. OBJECTIVES To determine th...