Thrombectomy and reconstruction of the left vertebral artery after total arch replacement: never give up on

Chikashi Aoki1, Ikuo Fukuda2, Ken-Ichi Watanabe1

  • 1Department of Thoracic and Cardiovascular Surgery, Hirosaki University Graduate School of Medicine, 5 Zaifu-cho, Hirosaki, Aomori, 036-8562, Japan.

Insights

This case study shows that revascularizing a vertebral artery occlusion can improve neurological function in patients recovering from complex cardiovascular surgery. Prompt intervention for stroke after aortic repair can lead to significant recovery.

Area of Science:

  • Cardiovascular Surgery
  • Neurology
  • Vascular Surgery

Background:

  • A 64-year-old male patient presented with multiple cardiovascular conditions including aortic regurgitation, ischemic heart disease, and complex aortic aneurysms (transverse aortic and abdominal-common iliac).
  • The patient underwent successful complex concomitant cardiovascular surgeries: aortic valve replacement, coronary artery bypass grafting, and total aortic arch replacement using the elephant trunk technique.

Observation:

  • Postoperatively, on the 5th day, the patient developed cardiac tamponade.
  • This complication led to bulbar palsy, a neurological deficit, caused by occlusion of the dominant left vertebral artery.

Findings:

  • A thrombectomy of the occluded left vertebral artery was performed.
  • The vertebral artery was successfully reconstructed using a saphenous vein graft.
  • Following the intervention, the patient experienced significant improvement in neurological symptoms.

Implications:

  • This case highlights the potential for neurological recovery through revascularization in patients experiencing ischemic stroke post-cardiovascular surgery.
  • It suggests that timely intervention for vertebral artery occlusion can be beneficial even after extensive cardiac and aortic procedures.

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