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Biomedical subjects

A D Pardo

Publications and source records attributed to A D Pardo.

4 recordsLinked to original sources

Biomechanical evaluation of acrylic external skeletal fixation in dogs and cats.

Acrylic external skeletal fixators (ESF) were compared with Kirschner ESF in biomechanical tests. A 2-cm unilateral acrylic ESF was found to be superior to medium Kirschner ESF in compression and shear loads. Acrylic ESF performed as well as Kirschner ESF in torsion loads. Acrylic ESF were used on 11 dogs and cats for repair of long bone fractures, for arthrodesis, or for immobilization of joints following ligament or tendon surgery. There were no complications associated with the use of acrylic ESF. Acrylic ESF offers the advantage of reduced cost, improved versatility, and simplified application technique when compared with Kirschner ESF.

Animals

Primary jejunal osteosarcoma associated with a surgical sponge in a dog.

Primary jejunal osteosarcoma was diagnosed in association with a surgical sponge in a dog. The tumor was biologically aggressive, resulting in widespread metastasis throughout the abdomen within 2 months of surgical resection. Microscopic examination of the resected osteosarcoma revealed strands of gauze material throughout the tumor mass. It was theorized that the presence of a sponge foreign body may have resulted in malignant transformation of adjacent tissues similar to what has been reported to occur after internal fixation of some long-bone fractures.

Animals