Palpable Mass

A 3-year-old, 60 lb, MN, Labrador Retriever mixed breed canine was presented with a history of possible dietary indiscretion while on a hike with his owner 48 hrs prior. The patient was ADR and had been intermittently vomiting for 24 hrs. Upon physical examination the patient exhibited pain in the caudal abdomen and an abnormal structure could be felt on palpation. Radiographs showed an irregular, semi-circular area in the caudal abdomen. The patient was hospitalized on I.V. fluids and supportive care pending ultrasound.