PIRA linked to worse quality of life in early RRMS patients
Disability progression independent of relapse activity, or PIRA, in the earliest stages of relapsing-remitting multiple sclerosis (RRMS) is associated with worsening quality of life, a study in Sweden shows. PIRA is a form of sustained disability worsening that occurs in the absence of multiple sclerosis (MS) relapses. While…