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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...
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...
Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

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

Aortic Regurgitation IV: Nursing Management

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...
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: Jul 17, 2026

Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement
08:50

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

Published on: March 26, 2018

Indications for aortic valve replacement in aortic stenosis.

Karen K Stout1, Catherine M Otto

  • 1Division of Cardiology, Box 356422, 1959 NE Pacific Street, Room AA522, University of Washington, Seattle, WA 98195, USA. stoutk@u.washington.edu

Journal of Intensive Care Medicine
|January 30, 2007
PubMed
Summary

Severe aortic stenosis requires careful assessment for symptoms and severity. Aortic valve replacement is the primary treatment, especially for patients in intensive care units.

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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
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Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
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Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement

Published on: December 11, 2017

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Last Updated: Jul 17, 2026

Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement
08:50

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

Published on: March 26, 2018

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

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
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Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement

Published on: December 11, 2017

Area of Science:

  • Cardiology
  • Internal Medicine

Background:

  • Aortic stenosis is a prevalent condition, especially in older adults.
  • Severe aortic stenosis increases left ventricular afterload, potentially causing hemodynamic instability.
  • Accurate diagnosis of symptoms and stenosis severity can be challenging.

Purpose of the Study:

  • To review the diagnosis of aortic stenosis.
  • To discuss methods for assessing symptoms and severity.
  • To outline management strategies for severe symptomatic aortic stenosis, particularly in the ICU.

Main Methods:

  • Review of historical components suggesting symptomatic aortic stenosis.
  • Discussion of physical examination findings.
  • Evaluation of echocardiographic and other methods for determining stenosis severity.
  • Consideration of challenging interpretations, such as coexisting left ventricular dysfunction.

Main Results:

  • Symptom assessment and severity grading are crucial for management decisions.
  • Echocardiography is a key tool for assessing stenosis severity.
  • Management in the intensive care unit requires careful consideration of comorbidities and timing of intervention.

Conclusions:

  • Timely and accurate diagnosis of symptomatic severe aortic stenosis is essential.
  • Aortic valve replacement is the definitive treatment.
  • Management, especially in critical care settings, necessitates a tailored approach focusing on intervention timing.