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Related Concept Videos

Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

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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...
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Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

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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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Aneurysm I: Introduction01:30

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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...
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Aneurysm IV: Nursing Management01:22

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Vigilant monitoring for aneurysm rupture is essential for patients undergoing aortic surgery.Preoperative Nursing ManagementContinuously monitor the patient for manifestations of aneurysm rupture, such as pallor, weakness, tachycardia, hypotension, abdominal, back, groin, or periumbilical pain, changes in consciousness, and a pulsating abdominal mass. Regularly assess the patient's peripheral pulses.Instruct the patient to consume a clear liquid diet the day before surgery and administer...
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Related Experiment Video

Updated: Sep 25, 2025

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Complete postsurgical left ventricular-aortic discontinuity and pseudoaneurysm formation.

Weibo Fu1, Paran Davari2, Mohamed Issa3

  • 1Department of Radiology, Medical College of Georgia, Augusta University, Augusta, Georgia, USA.

Journal of Cardiac Surgery
|April 29, 2022
PubMed
Summary

Complete left ventricular-aortic discontinuity and pseudoaneurysm are rare complications after aortic valve surgery. Early diagnosis with multimodality imaging is crucial due to often silent presentations.

Keywords:
cardiac computed tomographyleft ventricular outflow tractleft ventricular-aortic discontinuitypseudoaneurysm

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Area of Science:

  • Cardiovascular Surgery
  • Cardiac Imaging
  • Infective Endocarditis

Background:

  • Left ventricular outflow tract (LVOT) pseudoaneurysm is a rare, potentially fatal complication following aortic valve replacement, infective endocarditis (IE), and suture dehiscence.
  • Complete left ventricular-aortic discontinuity is an uncommon and severe manifestation of IE, often resulting from ruptured periannular lesions in patients with a history of endocarditis.

Observation:

  • A case of complete postoperative left ventricular-aortic discontinuity and massive circumferential LVOT pseudoaneurysm was identified during a 3-month follow-up.
  • Cardiac computed tomography revealed dehiscence of a surgical aortic valve from the LVOT, with extensive pseudoaneurysm formation.

Findings:

  • The patient presented with a complete left ventricular-aortic discontinuity, evidenced by a small remnant of the interventricular septum connecting the aortic root to the heart.
  • Massive circumferential pseudoaneurysm formation was noted around the left ventricular outflow tract.

Implications:

  • The clinical presentation of LVOT pseudoaneurysm with left ventricular-aortic discontinuity is often nonspecific or clinically silent.
  • High index of suspicion and multimodality imaging are essential for accurate diagnosis and effective management of this rare complication.