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Related Concept Videos

Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

30
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...
30
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

20
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...
20
Aneurysm IV: Nursing Management01:22

Aneurysm IV: Nursing Management

12
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...
12
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

37
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...
37
Aortic Regurgitation IV: Nursing Management01:17

Aortic Regurgitation IV: Nursing Management

34
A nurse managing a patient with aortic regurgitation begins with a comprehensive assessment, including a review of the patient's medical history, family history, and lifestyle factors. During the cardiac examination, the nurse listens for heart sounds and checks for signs of valve abnormalities. The nurse also observes for symptoms such as dyspnea, orthopnea, and paroxysmal nocturnal dyspnea and assesses the patient's endurance and daily activity tolerance.Based on the findings, the nurse...
34

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Related Experiment Video

Updated: Aug 4, 2025

Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement
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Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement

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Rapid-Deployment Aortic Valve Replacement: Patient Selection and Special Considerations.

Tomoki Sakata1, Corazon De La Pena2, Suguru Ohira2

  • 1Cardiovascular Research Institute, Icahn School of Medicine at Mount Sinai, New York, NY, USA.

Vascular Health and Risk Management
|April 5, 2023
PubMed
Summary

Sutureless or rapid deployment valves offer improved hemodynamics for aortic valve replacement (AVR). However, complications like leakage and pacemaker needs require careful patient selection and further long-term outcome studies.

Keywords:
aortic valve replacementminimally invasive cardiac surgeryparavalvular leakagepermanent pacemaker implantationrapid deployment valvesutureless valve

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Area of Science:

  • Cardiovascular Surgery
  • Interventional Cardiology
  • Biomaterials Science

Background:

  • Sutureless and rapid deployment valves represent an advancement in aortic valve replacement (AVR) using transcatheter technology.
  • These valves aim to reduce cross-clamp time and improve hemodynamic performance compared to traditional stented valves.

Purpose of the Study:

  • To review the application of sutureless or rapid deployment valves in specific clinical scenarios.
  • To discuss the benefits and challenges associated with these novel valve technologies in AVR.

Main Methods:

  • This review synthesizes current literature on sutureless and rapid deployment valves in AVR.
  • Key considerations such as hemodynamic performance, complication rates, and procedural outcomes are discussed.

Main Results:

  • Absence of subannular pledgets leads to excellent hemodynamics, reduced turbulent flow, and larger effective orifice area.
  • Complications including paravalvular leakage and permanent pacemaker implantation remain a concern, with a notable learning curve effect.
  • These valves show potential in complex procedures, minimally invasive AVR, and cases with small aortic annuli.

Conclusions:

  • Sutureless or rapid deployment valves offer promising hemodynamic advantages but require careful patient selection and technical consideration.
  • Long-term mortality benefits are yet to be definitively established, necessitating further research and data accumulation in well-defined patient cohorts.