Progression Without Relapse Also Common in RRMS, Patients Say
Nearly two-thirds of people with relapsing-remitting multiple sclerosis (RRMS) report disease progression independent of relapses, according to a survey involving more than 4,500 multiple sclerosis (MS) patients in Germany. This finding supports evidence pointing to progression independent of relapse activity (PIRA) as an underestimated contributing factor in RRMS.