ABSTRACT
sents with signs of gastrointestinal obstruction (77a). An exploratory laparotomy is performed and a jejunal mass is found. A fine-needle aspiration biopsy is performed and microscopic evaluation reveals neoplastic epithelial cells often forming acini. i. What is your diagnosis, and what are the differential diagnoses? ii. What diagnostic tests could be used to confirm the preliminary diagnosis? iii. Name a breed that is reported to be commonly affected, and what is the prognosis for this type of tumor?
