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Washington University Experience | VASCULAR | Intravascular Papillary Endothelial Hyperplasia (Masson Tumor) | 1D1 Intravascular Papillary Endothelial Hyperplasia (Case 1) 1 CD31 WM
Whole mount stained for the CD31 endothelial marker labels many elements, often concentrated in the periphery. (CD31 IHC) Compare this image with #1B1 (a whole mount stained with H&E) and the other endothelial marker CD34.