Today’s case is a 3-month-old female Labrador Retriever who presents with lethargy, pain, and collapse. What are your findings?
LEFT THORACIC LIMB: There is irregular linear lucency in the metaphysis of the proximal and distal radius as well as the distal ulna, parallel to the physis. There is mildly irregular periosteal proliferation around these regions. There is mild soft tissue swelling surrounding the elbow and carpal joints.
RIGHT THORACIC LIMB: The changes in the right thoracic limb are similar to those in the left.
LEFT PELVIC LIMB: Similar to the other limbs, there is irregular linear radiolucency present in the metaphysis of the long bones. There is intracapsular effusion of the stifle joint. There is a faint, curvilinear radiopaque line through the proximal diaphysis of the medulla of the left tibia is noted.
RIGHT PELVIC LIMB: The changes in the right hind limb are similar to those in the left.
Hypertrophic osteodystrophy of all four limbs. Incidental growth arrest lines in the tibiae.