Today’s case is a 7-year-old female neutered Boxer that coughed up blood three weeks previously and today is lethargic and panting. What are your differential diagnoses?
The cardiovascular structures are normal in size and shape. There is a moderate amount of air in the pleural space with apparent elevation of the heart from the sternum. There is a round soft tissue opacity nodule in the right middle lung lobe. There is air and fluid in the esophagus. The stomach contains a linear metallic wire and linear soft tissue opacities.
- Pneumothorax – migrating foreign body, bulla, trauma
- Pulmonary nodule – hematocele, abscess, neoplasia
- Incidental gastric foreign material
- Esophageal aerophagia or dysmotility