Case Report
Progressive Multifocal Leukoencephalopathy in a Multiple Sclerosis Patient Diagnosed after Switching from Natalizumab to Fingolimod
Figure 6
Neuropathological findings. Histology revealed areas of focal demyelination as indicated by a loss of myelin basic protein (a) and proteolipid protein (b). Despite the presence of prominent CD8 dominated inflammatory infiltrates (c), SV40-positive cells (JCV-infected cells, (d)) could not be detected.
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