Today’s case is a 6-year-old male neutered Australian Shepherd dog. Tense abdomen, stiff gait. Proprioceptive deficits in the hind limbs. Pain on palpation of the thoracolumbar junction. Leave your findings in the comments.
There is an irregular new bone proliferation on the ventral aspect of the body of the L2 vertebra. The vertebral lamina appears slightly sclerotic. No other abnormalities are identified.
Possible aggressive bone lesion L2 (osteomyelitis, neoplasia, migrating foreign body).
Chronic active osteomyelitis. No initiating agent or foreign body was identified.