Definition: a human polyomavirus, family Papovaviridae, of worldwide distribution that produces infections that are usually subclinical in immunocompetent people, but is associated with progressive multifocal leukoencephalopathy in the immunosuppressed.
[initials of patient from whom first isolated]
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.