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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...
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...

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Related Experiment Video

Updated: Jun 26, 2026

Transcatheter Pulmonary Valve Replacement from Autologous Pericardium with a Self-Expandable Nitinol Stent in an Adult Sheep Model
05:31

Transcatheter Pulmonary Valve Replacement from Autologous Pericardium with a Self-Expandable Nitinol Stent in an Adult Sheep Model

Published on: June 8, 2022

Transcatheter and transapical aortic valve replacement.

Marion E McRae1, Marnie Rodger, Barbara A Bailey

  • 1Peter Munk Cardiac Centre, Toronto General Hospital, and Lawrence S. Bloomberg Faculty of Nursing, University of Toronto, Toronto, Ontario, Canada. marion.mcrae@uhn.on.ca

Critical Care Nurse
|February 3, 2009
PubMed
Summary

Minimally invasive valve replacement using trans-catheter or transapical techniques is reserved for high-risk patients with specific bioprosthetic aortic and pulmonary valves. Nursing care must address comorbid conditions due to the patient population

Related Experiment Videos

Last Updated: Jun 26, 2026

Transcatheter Pulmonary Valve Replacement from Autologous Pericardium with a Self-Expandable Nitinol Stent in an Adult Sheep Model
05:31

Transcatheter Pulmonary Valve Replacement from Autologous Pericardium with a Self-Expandable Nitinol Stent in an Adult Sheep Model

Published on: June 8, 2022

Area of Science:

  • Cardiovascular Surgery
  • Medical Devices
  • Nursing Care

Background:

  • Minimally invasive valve replacement is currently limited to specific bioprosthetic aortic and pulmonary valves.
  • Trans-catheter and transapical techniques are indicated for patients unsuitable for traditional surgical replacement.
  • These procedures are intended for a select group of high-risk patients.

Purpose of the Study:

  • To outline the current limitations and indications for minimally invasive valve replacement.
  • To emphasize the critical role of nursing management in caring for high-risk patients undergoing these procedures.

Main Methods:

  • Review of current clinical guidelines and practices for minimally invasive valve replacement.
  • Focus on patient selection criteria and nursing care strategies for comorbid conditions.

Main Results:

  • Minimally invasive valve replacement is restricted to specific valve types and patient populations.
  • High-risk patient profiles necessitate specialized nursing interventions.

Conclusions:

  • Trans-catheter and transapical valve replacement are reserved for patients with unacceptable surgical risks.
  • Effective nursing management of comorbid conditions is essential for successful outcomes in this high-risk group.