Signalment:13-year-old male neutered Border collie
History:The patient presented for dry heaving/vomiting, lethargy, decreased appetite. Serosanguinous pleural effusion, hemorrhagic on cytology is present. Abdominal ultrasound showed suspect intestinal mass and carcinomatosis. Owner elected to proceed with euthanasia.
Gross Lesions:At gross examination a severe acute hemorrhagic pleural and abdominal effusions and carcinomatosis are present.