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Related Concept Videos

Heart Valves01:16

Heart Valves

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The human heart is a complex organ with an intricate system of valves that regulate blood flow. There are two main types of valves: atrioventricular (AV) valves and semilunar valves.
The AV valves prevent the backflow of blood from the ventricles to the atria during ventricular contraction. These valves function with the assistance of the chordae tendineae and papillary muscles. When the ventricles are relaxed, the chordae tendineae are slack, allowing blood to flow from the atria into the...
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Chambers of the Heart01:16

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The human heart is a complex organ made up of four chambers: the right and left atria and the right and left ventricles. These internal chambers are separated by partitions known as the interatrial and interventricular septa. The exterior of the heart features a groove known as the coronary sulcus that demarcates the atria from the ventricles, while the anterior and posterior interventricular sulci distinguish between the two ventricles.
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Coronary Circulation01:21

Coronary Circulation

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The heart, an organ critical to survival, gets nourishment not from the blood it pumps but from a separate circulation system known as coronary circulation. This is the shortest circulation in the body and is responsible for supplying the heart with the nutrients it needs to function effectively.
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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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Cardiac Catheterization II: Right Heart Catheterization01:21

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Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
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Related Experiment Video

Updated: Apr 23, 2026

Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart
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Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart

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Arterial switch operation for double-outlet left ventricle.

Roy Varghese1, Niket Arora1, Ejaz Ahmed Sherrif1

  • 1Institute of Cardiovascular Diseases, The Madras Medical Mission, Mogappair, Chennai, India.

The Annals of Thoracic Surgery
|October 6, 2014
PubMed
Summary

This study presents an arterial switch operation and ventricular septal defect closure for double-outlet left ventricle correction. This technique offers an alternative to traditional complex surgical repairs for this congenital heart defect.

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Area of Science:

  • Cardiovascular Surgery
  • Pediatric Cardiology
  • Congenital Heart Disease

Background:

  • Double-outlet left ventricle (DOLV) is a complex congenital heart defect requiring surgical correction.
  • Traditional repair methods include intraventricular tunnels, extracardiac conduits, or pulmonary artery translocation.
  • These conventional techniques often involve significant surgical complexity.

Observation:

  • This report details a novel surgical approach for double-outlet left ventricle.
  • The described procedure involves an arterial switch operation combined with ventricular septal defect closure.
  • This aims for a more direct anatomic correction of the anomaly.

Findings:

  • The arterial switch operation with VSD closure provides an alternative surgical strategy for DOLV.
  • This approach facilitates a more direct and potentially simpler anatomic correction compared to conventional methods.
  • Successful application of this technique can lead to improved patient outcomes.

Implications:

  • This surgical technique may offer a valuable alternative for managing double-outlet left ventricle.
  • Further research and clinical application are needed to fully establish its long-term efficacy and benefits.
  • This approach could potentially simplify surgical correction and improve quality of life for affected children.