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Related Concept Videos

Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

598
Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
598
Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

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Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
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Mitral Regurgitation III: Medical Management01:25

Mitral Regurgitation III: Medical Management

689
Mitral regurgitation (MR) is characterized by retrograde blood circulation from the left ventricle into the left atrium due to inadequate mitral valve closure. The severity of the condition, symptoms, and underlying cause determine treatment strategies.Monitoring and Pharmacological TreatmentPatients with mild to moderate MR typically do not need immediate intervention but regular monitoring to assess progression and guide treatment. Patients with mild MR should have an echocardiogram every 3-5...
689

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Related Experiment Video

Updated: May 5, 2026

Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement
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Reoperative minimal access aortic valve replacement.

Tsuyoshi Kaneko1, Marzia Leacche, John Byrne

  • 1Division of Cardiac Surgery, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA.

Journal of Thoracic Disease
|November 20, 2013
PubMed
Summary

Reoperative minimal access aortic valve replacement (AVR) via upper hemisternotomy is safe and feasible. This approach minimizes trauma, especially for patients with prior coronary artery bypass grafting (CABG), potentially reducing mortality and morbidity.

Keywords:
Minimally invasive surgeryaortic valve replacement (AVR)reoperation

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Area of Science:

  • Cardiovascular Surgery
  • Minimally Invasive Cardiac Surgery

Background:

  • Reoperative aortic valve replacement (AVR) is complex, particularly in patients with prior coronary artery bypass grafting (CABG).
  • Conventional full sternotomy carries risks of increased morbidity and mortality in reoperative AVR.
  • Preservation of mediastinal structures, including the left internal mammary artery (LIMA) graft, is crucial in reoperative cardiac surgery.

Purpose of the Study:

  • To evaluate the safety and feasibility of reoperative minimal access aortic valve replacement (AVR).
  • To assess the benefits of an upper hemisternotomy approach with peripheral cannulation compared to conventional full sternotomy.
  • To determine if this approach minimizes trauma and improves outcomes in patients with previous CABG.

Main Methods:

  • Performing reoperative AVR through an upper hemisternotomy incision.
  • Utilizing peripheral cannulation for cardiopulmonary bypass.
  • Comparing outcomes with conventional full sternotomy procedures.

Main Results:

  • The upper hemisternotomy approach with peripheral cannulation is safe and feasible for reoperative AVR.
  • This technique limits dissection of the mediastinum and preserves the LIMA graft in patients with prior CABG.
  • The approach may offer advantages over full sternotomy regarding mortality and morbidity.

Conclusions:

  • Minimal access AVR using upper hemisternotomy and peripheral cannulation is a viable option for reoperative procedures.
  • This approach reduces surgical trauma, particularly for patients with a history of CABG.
  • Further studies are warranted to confirm the potential benefits in mortality and morbidity compared to conventional sternotomy.