>>The PML patient had been on Tysabri until April, so Ocrevus is probably not the culprit.
One of the recurring themes is that PML shows up in patients that have been on multiple treatments.
More significant risk for Ocrevus is the 1:200 risk of breast cancer.
It is astonishing what foolish things one can temporarily believe if one thinks too long alone ... where it is often impossible to bring one's ideas to a conclusive test either formal or experimental. J.M. Keynes
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