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Washington University Experience | VASCULAR | Intravascular Papillary Endothelial Hyperplasia (Masson Tumor) | 4B6 Meningioma, RadioRx , Intravascular PEH (Case 4) H&E 21
This large fragment varies in histopathology from a solid hyalinized region to more typical endothelium lined papillae. (H&E)
