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Washington University Experience | MYELIN (IMMUNE-MEDIATED) | MS - Brainstem & Cerebellum | 19B4 MS (Case 19) N6 pons H&E 40X
Higher magnification of the inactive plaque (arrow, 19A1). Notice that reactive astrocytes may appear atypical in these lesions in which neither neoplasia nor PML is present (H&E).
