Figure 4From: Retroperitoneal Castleman’s disease: advocating a multidisciplinary approach for a rare clinical entityHistopathology. Microscopy of a section taken from the mass exhibiting the hyaline vascular features of Castleman’s disease, including a characteristic endothelium-lined blood vessel radially penetrating an atrophic germinal center (arrow) (hematoxylin and eosin stain; original magnification, 20×).Back to article page