Multiple sclerosis : clinical and laboratory research
-
Case Reports
Progressive multifocal leukoencephalopathy in two natalizumab-treated stepsisters: An intriguing coincidence.
Natalizumab, a treatment used in multiple sclerosis (MS), is associated with cases of progressive multifocal leukoencephalopathy (PML). ⋯ The clinical and temporal data highly suggest that there was JC virus (JCV) transmission from one patient to the other with development of PML as primo-infection in Patient 2.