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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
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Extracorporeal membrane oxygenation-supported percutaneous angioplasty of coronary button stenosis after aortic root

Kaushalendra Rathore1, William Weightman2, Mark Teh1

  • 1Department of Cardiothoracic Surgery, Sir Charles Gairdner Hospital, Nedlands, Western Australia, Australia.

Journal of Cardiac Surgery
|May 12, 2020
PubMed

Insights

Right coronary button stenosis after aortic root replacement caused a life-threatening cardiogenic shock. This was successfully treated with venoarterial extracorporeal membrane oxygenation-supported angioplasty.

Area of Science:

  • Cardiovascular Surgery
  • Interventional Cardiology
  • Critical Care Medicine

Background:

  • Aortic root replacement surgery carries risks, including potential complications affecting coronary arteries.
  • Right coronary button stenosis is a rare but serious complication following aortic root replacement.

Observation:

  • A 73-year-old female presented with myocardial ischemia and hemodynamic instability post-aortic root replacement.
  • The patient developed cardiogenic shock, indicating severe cardiac dysfunction.

Findings:

  • Successful management of cardiogenic shock was achieved using venoarterial extracorporeal membrane oxygenation (VA-ECMO).
  • VA-ECMO-supported right coronary button angioplasty effectively treated the stenosis.

Implications:

  • Prompt diagnosis and intervention are crucial for managing this life-threatening complication.
  • This case highlights the successful application of VA-ECMO in a challenging clinical scenario.
  • Awareness of this complication is important for surgical and medical teams managing patients after aortic root surgery.
Abstract

Keywords:
ECMOanginaaorta and great vesselscardiogenic shocksurgical history

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