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Washington University Experience | NEOPLASMS (GLIAL) | Astrocytoma, pilocytic - Microscopic | 5C1 Astrocytoma, pilocytic (Case 5) GFAP 1
5C1,2 GFAP immunohistochemistry highlights the piloid nature of tumor cells and, the appearance of Rosenthal fibers as relatively unstained material surrounded by a rind of GFAP labeled filaments (arrow, 5C2, GFAP IHC)
