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Updated: Dec 5, 2025
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Reproducible Motor Deficit Following Aortic Occlusion in a Rat Model Of Spinal Cord Ischemia
Published on: July 22, 2017
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Chronic type B aortic dissection complicated by repetitive spinal cord ischaemia
Masato Fujimoto1, Hirohisa Murakami1, Hiroshi Tanaka1
1Department of Cardiovascular Surgery, Himeji Brain and Heart Center, Himeji, Japan.
Interactive Cardiovascular and Thoracic Surgery
|October 15, 2020
Summary
Repetitive spinal cord ischemia in chronic type B aortic dissection is rare. Surgical repair successfully restored spinal cord blood flow, leading to favorable neurological outcomes.
Area of Science:
- Cardiovascular Surgery
- Neurology
- Vascular Medicine
Background:
- Chronic type B aortic dissection can rarely lead to spinal cord ischemia due to reduced blood flow in segmental arteries.
- The precise mechanisms of spinal cord ischemia in this context are not fully understood due to individual variations in spinal cord circulation.
Observation:
- A patient with chronic type B aortic dissection experienced recurrent transient spinal cord ischemia, ultimately resulting in spinal cord infarction.
- The patient presented with mild right leg monoparesis following the ischemic event.
Findings:
- Surgical intervention was planned to address the growing dissected aorta and restore spinal cord perfusion.
- Thoraco-abdominal aortic repair was performed under deep hypothermia, successfully improving spinal cord blood supply.
Implications:
- This case highlights the importance of recognizing and managing spinal cord ischemia in chronic type B aortic dissection.
- Successful surgical repair can lead to favorable neurological recovery in patients with aortic dissection-related spinal cord injury.
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