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Washington University Experience | NEOPLASMS - CRANIAL AND PARASPINAL NERVEs | Perineurioma, Intraneural | 3E1 Half & Half Fascicle (Case 3) S100 4X
The same area as shown in #3B1 stained for S100; at first glance it appears that the tumor cells are S100 immunoreactive; however, higher magnification shows a variegated pattern. (S100 IHC)
