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Washington University Experience | NEOPLASMS (GLIAL) | Ependymoma, myxopapillary | 1C Ependymoma, myxopapillary (Case 1) GFAP 1.jpg
There is strong and diffuse reactivity for glial fibrillary acidic protein in tumor processes, which are typically arranged perpendicular to vessels as perivascular pseudorosettes (GFAP IHC).