Related Experiment Video
Updated: Aug 6, 2025

Controlled Cortical Impact Model for Traumatic Brain Injury
Published on: August 5, 2014
Ballistic trauma to the axial skeleton in 13 animals
Jessica Linder1, Jonathon Daniel2, Francesca Vadurro1
1Department of Small Animal Clinical Sciences, College of Veterinary Medicine, University of Florida, Gainesville, Florida, USA.
Objective:
To describe the clinical presentation and outcome of small animals that sustained ballistic trauma to the axial skeleton.
Design:
Retrospective, multicenter observational study.
Setting:
Two university teaching hospitals.
Animals:
Twelve client-owned dogs and 1 client-owned cat sustaining ballistic trauma to the axial skeleton.
Interventions:
None.
Measurements And Main Results:
Thirteen animals sustaining ballistic trauma to the axial skeleton with complete medical records were included in this study. Twelve of 13 animals survived to discharge; 1 animal was euthanized shortly after presentation. Two animals had ophthalmic abnormalities, 9 animals had neurologic lesions, and 2 animals had no significant ophthalmic or neurologic deficits. Neurolocalization of injury included peripheral vestibular (n = 1), multifocal brain (n = 1), brainstem (n = 1), C1-C5 (n = 1), C6-T2 (n = 1), T3-L3 (n = 3), and L4-S3 (n = 1). Seven dogs underwent surgical intervention: 5 neurosurgical, 1 enucleation, and 1 laparotomy. Median hospitalization time was 6 days with a range from 1 to 31 days.
Conclusions:
Overall prognosis and outcome are variable and dependent on specific injury location and degree of injury.
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