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Related Concept Videos

Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

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...
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 II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
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...
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 IV: Nursing Management01:22

Aneurysm IV: Nursing Management

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: Jul 5, 2026

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
12:17

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

Published on: May 21, 2017

Aortic root surgery in Marfan syndrome.

Basheer Sheick-Yousif1, Ami Sheinfield, Salis Tager

  • 1Department of Cardiothoracic Surgery, Sheba Medical Center, Tel Hashomer, Israel. basheers@zahav.net.il

The Israel Medical Association Journal : IMAJ
|May 23, 2008
PubMed
Summary

Aortic root surgery in Marfan syndrome patients shows similar survival rates between cusp-sparing techniques and composite root replacement. Reimplantation is preferred over remodeling due to fewer late reoperations.

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Area of Science:

  • Cardiovascular Surgery
  • Genetics
  • Thoracic Surgery

Background:

  • Marfan syndrome presents unique challenges for aortic root surgery.
  • Traditional Bentall operations have limitations.
  • Cusp-sparing techniques offer potential for improved outcomes.

Purpose of the Study:

  • To compare outcomes of aortic valve-sparing surgery versus composite aortic root replacement in Marfan syndrome patients.
  • Evaluate mid-term and long-term results of different aortic root reconstruction methods.

Main Methods:

  • Retrospective comparison of 20 Marfan patients undergoing aortic valve-sparing surgery (group 1) versus 20 undergoing composite aortic root replacement (group 2).
  • Group 1 included reimplantation, remodeling, or sinotubular junction repair.
  • Group 2 utilized a mechanical valve conduit.

Main Results:

  • Group 2 had shorter cross-clamp times.
  • Late survival was similar between groups (95% vs 90%).
  • The remodeling technique in group 1 was associated with a higher incidence of late reoperations (3/4 patients).

Conclusions:

  • Late survival is comparable between cusp-sparing aortic root surgery and composite aortic root replacement in Marfan syndrome.
  • The reimplantation technique is favored over remodeling to reduce late reoperations.
  • Further investigation into optimal surgical strategies for Marfan syndrome is warranted.