3C1 Intravascular papillary endothelial hyperplasia (Case 3) 1 SMA WM | Intravascular Papillary Endothelial Hyperplasia (Masson Tumor) | VASCULAR

Washington University Experience | VASCULAR | Intravascular Papillary Endothelial Hyperplasia (Masson Tumor) | 3C1 Intravascular papillary endothelial hyperplasia (Case 3) 1 SMA WM

The specimen shows patchy endothelial cells on the surface of the papillary processes (CD34 IHC). (SMA IHC)