A 9-year-old 3.8-kg castrated male Maltese mixed-breed dog was referred for evaluation of acute lameness in the right forelimb after falling down a flight of stairs 3 days earlier. The dog had non–weight-bearing lameness in the right forelimb when taken to the referring veterinarian, who then identified signs of pain in the right elbow joint and prescribed carprofen (3.3 mg/kg, PO, q 24 h).
On referral examination, the dog had non–weight-bearing lameness in the right forelimb and mild soft tissue swelling over the right elbow joint and midantebrachium. Manipulation of the right elbow joint elicited signs of discomfort. Two
