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A 6-year-old 4.6-kg (10.1-lb) spayed female Miniature Poodle was evaluated because of intermittent vomiting for approximately a week. The dog had been adopted 2 weeks prior to hospital admission, and no other medical history was known.
On physical examination, the dog was bright, alert, and responsive and was estimated to be 5% dehydrated. A healed ovariohysterectomy incision site that was mildly swollen and erythematous was noted, and the patient's nipples were prominent. A firm, nonpainful mass was palpated within the midabdomen. The only additional notable physical examination findings included moderate dental disease and mild lenticular sclerosis in the right