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Washington University Experience | NEOPLASMS - CRANIAL AND PARASPINAL NERVEs | Schwannoma - Cellular | 6C Schwannoma, cellular (Case 6) Coll IV 40X
Similarly, tumor cells are Collagen IV immunoreactive (Coll IV IHC) ---- Not shown: Neurofilament immunostain highlights peripheral nerve in the capsule. A MIB-1 immunostain demonstrates a moderate to high proliferative index. These features are consistent with a diagnosis of cellular schwannoma WHO grade I.
