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Washington University Experience | NEOPLASMS (GLIAL) | Pleomorphic Xanthoastrocytoma (PXA) | 4B1 Pleomorphic xanthoastrocytoma (Case 4) GFAP 40X 2
4B1-3 Immunohistochemical stains performed show that the spindled and pleomorphic cells are diffusely positive for GFAP. (GFAP IHC)