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Related Concept Videos

Aneurysm IV: Nursing Management01:22

Aneurysm IV: Nursing Management

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...
Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
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 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...
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...

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Related Experiment Video

Updated: May 23, 2026

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
14:14

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

Published on: December 11, 2017

Outcomes following redo sternotomy for aortic surgery.

William B Keeling1, Bradley G Leshnower, Vinod H Thourani

  • 1Division of Cardiothoracic Surgery, University of Louisville, Louisville, KY, USA.

Interactive Cardiovascular and Thoracic Surgery
|April 12, 2012
PubMed
Summary

Reoperative proximal thoracic aortic surgery, including with hypothermic circulatory arrest (HCA), shows acceptable outcomes. Key predictors of mortality include cardiopulmonary bypass time and preoperative renal failure.

Related Experiment Videos

Last Updated: May 23, 2026

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
14:14

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

Published on: December 11, 2017

Area of Science:

  • Cardiovascular Surgery
  • Thoracic Surgery
  • Aortic Surgery

Background:

  • Proximal thoracic aortic reconstruction is a critical intervention for aortic pathology.
  • Reoperative surgery presents unique challenges and requires careful evaluation of clinical outcomes.

Purpose of the Study:

  • To evaluate the clinical outcomes of patients undergoing reoperative proximal thoracic aortic surgery.
  • To assess the safety and efficacy of hypothermic circulatory arrest (HCA) in this patient population.

Main Methods:

  • Retrospective review of reoperative proximal aortic surgery from 2004 to present.
  • Data abstracted from the Society of Thoracic Surgeons (STS) database and patient charts.
  • Univariate and multivariate analyses, including Kaplan-Meier survival estimates, were performed.

Main Results:

  • 122 patients were analyzed; 75.4% underwent circulatory arrest.
  • Operative mortality was 11.5%, with complications including hemorrhage, stroke, and renal failure.
  • Cardiopulmonary bypass time, preoperative renal failure, and prior coronary revascularization were independent predictors of mortality in HCA patients.

Conclusions:

  • Reoperative proximal aortic surgery can be performed with acceptable morbidity and mortality.
  • Hypothermic circulatory arrest (HCA) is a safe operative strategy for reoperative proximal thoracic aortic surgery.