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Related Concept Videos

Aneurysm I: Introduction01:30

Aneurysm I: Introduction

An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

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...
Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
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...
Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

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Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...

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Related Experiment Video

Updated: Jun 13, 2026

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
04:56

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm

Published on: August 1, 2025

Left ventricular aneurysm that grew to rupture.

Marek A Deja1, Marcin Malinowski, Jolanta Biernat

  • 12nd Department of Cardiac Surgery, Medical University of Silesia, ul. Ziolowa 47, 40-635 Katowice, Poland. mdeja@sum.edu.pl

Interactive Cardiovascular and Thoracic Surgery
|May 5, 2010
PubMed
Summary

Surgical ventricular reconstruction can be a vital option for patients with severe ischemic cardiomyopathy and ventricular aneurysm. This modified surgical technique significantly improved ventricular volume and ejection fraction, offering a new hope for advanced heart failure.

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Last Updated: Jun 13, 2026

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Area of Science:

  • Cardiology
  • Cardiac Surgery
  • Heart Failure Management

Background:

  • Ischemic cardiomyopathy can lead to significant left ventricular remodeling, aneurysm formation, and heart failure.
  • Medical management alone may be insufficient for patients with advanced ventricular dilation and dysfunction.

Observation:

  • A 47-year-old man with asymptomatic ischemic cardiomyopathy presented with a dilated left ventricle (end-diastolic volume 302 ml, ejection fraction 30%) and an akinetic area.
  • Over three years, his condition progressed to ventricular aneurysm and rupture despite medical management.

Findings:

  • A modified Dor/Menicanti procedure with autoseptoplasty successfully reduced end-diastolic volume from 950 ml to 205 ml.
  • Ejection fraction improved dramatically from 5% to 55%, with the ventricle regaining a conical shape and eliminating akinetic segments.

Implications:

  • Surgical ventricular reconstruction may be an unavoidable and effective treatment for select patients with end-stage heart failure due to ischemic cardiomyopathy.
  • The presented surgical technique offers a viable option for managing grossly enlarged ventricles, emphasizing the importance of proximal segment quality for favorable outcomes.