Natalizumab (Tysabri▼): progressive multifocal leukoencephalopathy—updated advice to support early detection

2016-04-18T13:49:21+01:00

Perform a quantitative serum anti-JCV antibody test—including index value—to support risk stratification for progressive multifocal leukoencephalopathy. For high-risk patients, consider more frequent MRI screening.