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Related Concept Videos

Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
Aortic Regurgitation I: Introduction01:15

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IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...

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Related Experiment Video

Updated: May 10, 2026

Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China
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Atrial switch operation in the current era: modifications and pitfalls.

Sachin Talwar1, Vinitha Viswambharan Nair, Shiv Kumar Choudhary

  • 1Department of Cardiothoracic and Vascular Surgery, Cardiothoracic Center, All India Institute of Medical Sciences, New Delhi, India.

World Journal for Pediatric & Congenital Heart Surgery
|June 28, 2013
PubMed
Summary

Atrial switch operations remain crucial for specific congenital heart diseases, especially in developing nations with delayed diagnoses. These procedures offer a viable surgical option for complex heart conditions when performed later in life.

Keywords:
adult congenital heart diseasearterial switch operationcongenital heart disease (CHD)congenital heart surgery

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Area of Science:

  • Cardiology
  • Pediatric Cardiac Surgery
  • Congenital Heart Disease Management

Background:

  • Atrial switch operations are rarely performed today but remain relevant for specific congenital heart conditions.
  • Delayed diagnosis of transposition of the great arteries is common in developing countries, necessitating alternative surgical approaches.
  • These operations are vital in managing complex congenital heart defects, including congenitally corrected transposition and isolated ventricular inversion.

Purpose of the Study:

  • To highlight the continued importance of atrial switch operations in managing specific congenital heart diseases.
  • To discuss the role of atrial switch operations in cases of delayed diagnosis and complex cardiac anomalies.
  • To emphasize the necessity of understanding these procedures for managing late complications.

Main Methods:

  • Review of surgical indications and applications of atrial switch operations.
  • Analysis of their role in complex congenital heart disease scenarios.
  • Discussion of their combination with other surgical techniques for optimal repair.

Main Results:

  • Atrial switch operations are a primary surgical choice for some patients with transposition of the great arteries diagnosed later in life.
  • These operations are integral to surgical repair in congenitally corrected transposition, often combined with arterial switch or Rastelli procedures.
  • In isolated ventricular inversion, atrial switch operations alone achieve complete anatomical correction.

Conclusions:

  • Atrial switch operations retain significant value in managing select congenital heart diseases, particularly in resource-limited settings.
  • A comprehensive understanding of atrial switch procedures is essential for addressing late complications effectively.
  • These operations represent a critical component of surgical strategies for complex congenital heart defects.