An 8-year-old intact male Shih Tzu dog was admitted with acute-onset tetraplegia. Magnetic resonance imaging showed an abnormality of the cervical intramedullary spinal cord. Histopathological examination of a spinal biopsy confirmed the presence of intravascular cartilaginous emboli. This is the first report of an antemortem diagnosis of fibrocartilaginous embolism in a chondrodystrophoid breed dog.
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http://dx.doi.org/10.1111/j.1751-0813.2005.tb11620.x | DOI Listing |
J Vet Intern Med
January 2025
Department of Clinical Sciences, College of Veterinary Medicine, Cornell University, Ithaca, New York, USA.
Background: Clinical characteristics of cervical hydrated nucleus pulposus extrusion (HNPE) in dogs compared to other causes of cervical myelopathy are not well described.
Hypothesis/objectives: To evaluate for clinical characteristics and mechanical ventilation likelihood associated with HNPE compared to other causes of cervical myelopathy.
Animals: Three hundred seventy-seven client-owned dogs from 2010 to 2022.
Anterior spinal artery syndrome (ASAS) is a rare form of spinal cord infarction, making its incidence and prevalence difficult to determine. We present the case of a 60-year-old woman with multiple vascular risk factors who experienced a sudden onset of severe lower limb weakness, raising immediate concerns about spinal cord ischemia. Diagnostic evaluations confirmed ASAS, although the exact cause and mechanism of her spinal cord infarction remained undetermined.
View Article and Find Full Text PDFClin Med (Lond)
July 2024
Department of Neurology, Tallaght University Hospital/The Adelaide and Meath Hospital, Dublin, incorporating the National Children's Hospital (AMNCH), Dublin, Ireland; Stroke Service, Tallaght University Hospital/The Adelaide and Meath Hospital, Dublin, incorporating the National Children's Hospital (AMNCH), Dublin, Ireland; Academic Unit of Neurology, School of Medicine, Trinity College Dublin, Ireland.
We describe the case of a male heavy machinery operator who presented from work with a rapidly evolving spinal cord syndrome. Spinal MRI revealed thoracic vertebral body and cord infarction and evolving mild disc prolapse attributed to fibrocartilaginous disc embolism (FCDE). FCDE should be considered as one of the aetiological mechanisms of acute spinal cord infarction in pile-driver/heavy machinery operators, especially in association with adjacent vertebral body infarction and intervertebral disc prolapse.
View Article and Find Full Text PDFFront Vet Sci
May 2024
Department of Clinical Sciences, College of Veterinary Medicine, Auburn University, Auburn, AL, United States.
Background: Fibrocartilaginous embolic myelopathy (FCEM) and acute non-compressive nucleus pulposus extrusion (ANNPE) are common causes of acute spinal cord injury in dogs. Outcome among paraplegic deep pain positive (DPP) and deep pain negative (DPN) dogs with either condition and factors influencing recovery have not been clearly established.
Methods: Dogs with thoracolumbar FCEM or ANNPE resulting in paraplegia presenting to university hospitals between 2012 and 2022 were retrospectively included.
BMJ Neurol Open
May 2024
Department of Neurology, Hôpital Nord Franche-Comté, Belfort, Bourgogne Franche-Comté, France.
Introduction: Fibrocartilaginous embolism (FCE) is a rare spinal cord infarction due to embolism of fibrocartilaginous material with consecutive arterial infarction of the anterior spinal artery. Physical activity with increased axial pressure is the underlying mechanism of the retrograde migration of primarily nucleus pulposus material into the arterial system of the spinal cord. The initial severity of the clinical symptoms is supposed to be a prognostic predictor of recovery and so far, no specific treatment recommendation exists.
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