Journal article

Equine Intestinal Lymphoma: Clinical-Pathological Features, Immunophenotype, and Survival

Barbara Bacci, Andrew William Stent, Elizabeth Ann Walmsley

Veterinary Pathology | SAGE PUBLICATIONS INC | Published : 2020


Lymphoma is the most common intestinal neoplasm in horses, but its clinical-pathological features are poorly characterized. Primary intestinal lymphoma was diagnosed in 20 horses on biopsy samples and further confirmed by postmortem examination in 16 cases. Lymphoma was found in the small intestine in 12 of 20 (60%), in the colon in 5 of 20 (25%), and in both small and large intestines in 3 of 20 (15%) cases. Gross findings included thickening of the intestinal wall (45%), mural nodules or masses (30%), and both thickening and nodules (10%). Cases were classified according to the human World Health Organization classification as enteropathy-associated T-cell lymphoma (EATL) type 1 (40%), EAT..

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University of Melbourne Researchers