Figure 13-95.
Intestinal Small Cell Lymphoma, Jejunum, Cat.
Enteropathy-associated T cell lymphoma. A, The neoplastic cells expand the lamina propria of intestinal villi and submucosa, lifting the crypts from the muscularis mucosa. B, Higher magnification of a villus. The neoplastic lymphocytes in the lamina propria are small and often colonize in clusters within the epithelium. H&E stain.
(Courtesy Dr. A.C. Durham, School of Veterinary Medicine, University of Pennsylvania.)