Is there any information about the lowest JCV Index level that has been reported in someone who has developed PML?
I am not aware of this information since we get a range of index values. No one with an index below 0.6 had developed PML the last I heard.
Revere (Rip) Kinkel MD
Director of the Multiple Sclerosis Program
Professor of Clinical Neurosciences
University of California San Diego
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