KnowraProgressive multifocal leukoencephalopathyLinked fromLinked fromThe 5 pages that link to Progressive multifocal leukoencephalopathy, each with the reason it gives.All 5Broader topic 1Related 3Compared with 1OligodendrocyteRelated: The virus directly infects oligodendrocytes, causing widespread myelin loss.Immunosuppressive drugRelated: Certain immunosuppressive treatments can weaken control of the virus that causes this disease.OcrelizumabRelated: Its rare occurrence during treatment requires vigilance for new or worsening neurological symptoms.