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Washington University Experience | VASCULAR | Intravascular Papillary Endothelial Hyperplasia (Masson Tumor) | 5C1 Masson Tumor (Case 5) CD34 2X
This whole mount of the area shown as 5B1 is stained for the endothelial marker CD34 showing the extent of PEH pattern present in the specimen (CD34 IHC)
