Pseudoachondroplasia in Dogs – a Case Report

Here we present the radiographic findings of limb and spine in a 15-month-old female Bichon with pseudoachondroplasia (PSACH). PSACH is a rare form of osteochondrodysplasia, the main clinical characteristics are disproportionate short stature, abnormalities of the limbs and spine, abnormal walk, joint laxity and early osteoarthrosis. The animal was evaluated by physical and radiographic exams. Radiographic images of the skull, spine and limbs were obtained, and showed normal appearance of cranial structure and multiple changes in the limbs and spine, including generalized dysplasias of epiphyses and metaphyses of the long and short bones. Epiphyses were incomplete developed and had irregular appearance, separated by a radiolucent line, and metaphyses of the long bone were prominent flared appearance. Carpal and tarsal bones were also affected, showing shape changes.