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Updated: May 20, 2026
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Controlled Reversible Visceral Arterial Ischemia, Venous Congestion and Combined Malperfusion via Midline Laparotomy in Rats
Published on: July 5, 2024
Delayed visceral malperfusion after Bentall procedure for type A acute aortic dissection
Satoshi Yamashiro1, Yukio Kuniyoshi, Yuya Kise
1Division of Thoracic and Cardiovascular Surgery, Ryukyu University Hospital, Okinawa, Japan. y3104@med.u-ryukyu.ac.jp
Interactive Cardiovascular and Thoracic Surgery
|July 11, 2012
Summary
Persistent organ malperfusion after acute aortic dissection repair can occur. Prompt revascularization via bypass is crucial for recovery, highlighting the need for close post-operative surveillance.
Area of Science:
- Cardiovascular Surgery
- Vascular Surgery
- Thoracic Surgery
Background:
- Optimal treatment for acute aortic dissection involves restoring true lumen flow and obliterating the false lumen.
- Organ malperfusion can persist post-operatively despite initial repair of proximal aortic dissection.
Observation:
- A 35-year-old male developed visceral and lower extremity ischemia 8 days after a modified Bentall procedure for Stanford type A aortic dissection.
- CT imaging revealed a false lumen thrombus obstructing true lumen flow proximal to the celiac trunk.
Findings:
- Immediate left axillary-to-bilateral femoral artery bypass successfully restored perfusion.
- The patient recovered uneventfully, discharged on postoperative day 28.
Implications:
- Persistent malperfusion after aortic dissection repair, though rare, necessitates vigilant monitoring.
- Early recognition and intervention, such as bypass grafting, are vital for managing post-dissection complications.
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