Progressiv multifokal leukoencefalopati (PML) er i meget sjældne tilfælde set efter behandling med MabThera for reumatoid arthritis og autoimmune sygdomme, inklusive systemisk lupus erythematosus (SLE) og vaskulitis.
Very rare cases of Progressive Multifocal Leukoencephalopathy (PML) have been reported following use of MabThera for the treatment of rheumatoid arthritis and autoimmune diseases including Systemic Lupus Erythematosus (SLE) and Vasculitis.