Histiocytic Sarcoma of the Colon in an 11 year old MN Boxer dog

Histiocytic Sarcoma of the Colon in an 11 year old MN Boxer dog

This 11-year-old MN Boxer presented for tenesmus, change in stool consistency, and hematochezia, as well as weight loss and lethargy. Blood analysis revealed a mild leukocytosis with a left shift and slightly elevated total protein and slightly elevated SAP. CT had been performed prior to ultrasound by request of the referring veterinarian in order to…