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Related Concept Videos

Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

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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...
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Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

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Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
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Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

639
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...
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Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

815
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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Aortic Regurgitation IV: Nursing Management01:17

Aortic Regurgitation IV: Nursing Management

348
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...
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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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Related Experiment Video

Updated: Feb 22, 2026

Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement
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Aortic Valve Replacement: Are We Spoiled for Choice?

Mohamad Bashir1, Amer Harky1, David Bleetman1

  • 1Department of Cardiothoracic Surgery, St Bartholomew's Hospital, London, UK.

Seminars in Thoracic and Cardiovascular Surgery
|September 23, 2017
PubMed
Summary

Surgical aortic valve replacement for aortic valve stenosis is evolving, with new innovations challenging conventional methods, especially for high-risk patients. Long-term outcomes and prosthesis durability require further investigation.

Keywords:
TAVRaortic valveminimal invasivesuturelessvalvular heart disease

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Area of Science:

  • Cardiovascular Surgery
  • Interventional Cardiology

Background:

  • Aortic valve stenosis management has progressed from medical therapy and balloon valvuloplasty to surgical aortic valve replacement (SAVR).
  • SAVR is the established standard, but innovations are challenging its dominance, particularly in moderate-to-high-risk patient populations.

Purpose of the Study:

  • To review surgical innovations in aortic valve stenosis management.
  • To discuss current evidence, practices, and trends in aortic valve prosthesis selection and use.
  • To evaluate the evolving landscape of aortic valve stenosis treatment.

Main Methods:

  • Literature review of surgical techniques and aortic valve prostheses.
  • Analysis of current evidence and clinical practice trends.
  • Discussion of hemodynamic monitoring and patient risk stratification.

Main Results:

  • Surgical innovations and improved patient monitoring are impacting SAVR approaches.
  • The choice of aortic valve prosthesis and repair techniques are critical considerations.
  • Long-term durability and reoperation rates for new prostheses remain areas for further study.

Conclusions:

  • Conventional SAVR is being challenged by evolving surgical techniques and prosthesis options.
  • Management strategies for aortic valve stenosis are shifting, especially for higher-risk individuals.
  • Ongoing research is crucial to understand the long-term efficacy and durability of new interventions.