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Washington University Experience | MYELIN (IMMUNE-MEDIATED) | MS - Tumefactive | 2H3 Tumefactive MS (Case 2) CD20 40X
Higher magnification of the B cell population demonstrate its bland histologic appearance. It is important to carefully examine the lymphocytic populations lest one miss a lymphoma, including partially steroid treated lymphomas as described in the sentinel lesion section. (CD20 IHC)