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Washington University Experience | NEOPLASMS - CRANIAL AND PARASPINAL NERVEs | Schwannoma | 26A2 Schwannoma-Meningioma NF2 pt (Case 26) 1 copy.jpg
The first (arrow, 26A2) is made up of bland meningothelial cells arranged in a fascicular pattern with a focal hint of whorling and some intervening collagen deposition. This part of the tumor contains numerous psammoma bodies. Mitoses are difficult to find.