3 research outputs found
Association of Initial Disease-Modifying Therapy With Later Conversion to Secondary Progressive Multiple Sclerosis
IMPORTANCE Within 2 decades of onset, 80% of untreated patients with relapsing-remitting multiple sclerosis (MS) convert to a phase of irreversible disability accrual termed secondary progressiveMS. The association between disease-modifying treatments (DMTs), and this conversion has rarely been studied and never using a validated definition