Figure 6From: Masson’s tumour of the kidney(a) Low magnification shows an intravascular papillary tumor. A portion of the vessel wall is visible (arrow) (Hematoxylin-eosin, magnification ×5). (b) The papillae are lined by a monolayer of benign-appearing endothelial cells (Hematoxylin-eosin, magnification ×25). (c) Around the papillary mass, a vessel wall is seen (arrow) (Masson’s trichrome, magnification ×10).Back to article page