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Related Concept Videos

Mitral Valve Prolapse III: Nursing Management01:19

Mitral Valve Prolapse III: Nursing Management

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The nursing management of Mitral Valve Prolapse, or MVP, centers around patient education, symptom monitoring, and lifestyle modifications.Patient Education on MVP Diagnosis and Heredity: Nurses should provide comprehensive education about MVP, a condition where the mitral valve does not close appropriately during heartbeats. This education often includes the condition's pathophysiology, symptoms, and potential complications, like arrhythmias or mitral regurgitation. Though not fully...
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Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

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IntroductionThe mitral valve, one of the heart's four valves, regulates blood flow. These valves have flaps that open and close to direct blood properly through the heart and body. During each heartbeat, the flaps open for blood to pass through and seal shut to prevent backflow. Specifically, the mitral valve opens to allow blood flow from the heart's upper left chamber to the lower left chamber. It then closes securely as the lower left chamber contracts to pump blood to the body, preventing...
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Cardiac Catheterization I: Pre-Procedure Overview01:28

Cardiac Catheterization I: Pre-Procedure Overview

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Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
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Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

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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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Aneurysm IV: Nursing Management01:22

Aneurysm IV: Nursing Management

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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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Aortic Regurgitation IV: Nursing Management01:17

Aortic Regurgitation IV: Nursing Management

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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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Related Experiment Video

Updated: Oct 29, 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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Traversing the Learning Curve Associated with a New Minimal Access Aortic Valve Replacement Service.

Marcus Taylor1, June Low1, Denish Apparau1

  • 1Department of Cardiothoracic Surgery, Wythenshawe Hospital, Manchester University Hospital Foundation Trust, Manchester, UK.

Brazilian Journal of Cardiovascular Surgery
|July 8, 2021
PubMed
Summary

This study shows that while there is a learning curve for minimally invasive aortic valve replacement, experienced surgeons can safely implement this procedure without increasing patient mortality or complications.

Keywords:
Aortic Valve ProsthesisCardiac Surgical ProceduresCardiopulmonary BypassLearning CurveSternotomy

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Area of Science:

  • Cardiac Surgery
  • Minimally Invasive Procedures
  • Surgical Outcomes

Background:

  • Isolated aortic valve replacement is a common cardiac surgery.
  • Minimally invasive approaches like thoracotomy and partial sternotomy are gaining traction.
  • Concerns exist regarding the learning curve's impact on morbidity and mortality.

Purpose of the Study:

  • To evaluate the learning curve's effect on outcomes for a single surgeon performing minimally invasive aortic valve replacement.
  • To assess peri-operative mortality and post-operative complications during the implementation of a new minimally invasive aortic valve replacement service.

Main Methods:

  • Analysis of 93 patients undergoing minimally invasive aortic valve replacement by a single surgeon.
  • Patients grouped into tertiles based on procedure order (October 2014 - March 2019).
  • Comparison of peri-operative mortality and post-operative complications across tertiles.

Main Results:

  • Overall in-hospital mortality was 2.15%.
  • Cardiopulmonary bypass and cross-clamp times decreased significantly over time, indicating a learning curve.
  • No significant differences in post-operative complications, length of stay, or mortality were observed between tertiles.

Conclusions:

  • A learning curve effect was demonstrated by reduced procedural times.
  • Minimally invasive aortic valve replacement can be safely initiated by experienced surgeons.
  • The learning curve did not significantly impact post-operative morbidity or mortality.