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Do you check for JCV before starting belimumab?
1 Answers
Mednet Member
Rheumatology · Uniformed Services University of the Health Sciences (USUHS)
No.
The John Cunningham virus (JCV) is highly prevalent in adults (around 85% of us), and developing progressive multifocal leukoencephalopathy (PML) is incredibly rare in belimumab (BEL) patients. It would not change my patient management.
Even if someone tested negative for JCV prior to starting ...