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Related Concept Videos

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...
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 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...
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 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...
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...

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Related Experiment Video

Updated: May 9, 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

[Ascending aorta replacement late after aortic valve replacement].

Yasunari Hayashi1, Toshiaki Ito, Atsuo Maekawa

  • 1Department of Cardiovascular Surgery, Japanese Red Cross Nagoya Daiichi Hospital, Nagoya, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery
|August 7, 2013
PubMed
Summary

Patients undergoing aortic valve replacement (AVR) with ascending aorta dilation should have simultaneous aortic replacement, regardless of age, to prevent future complications like aneurysm and dissection.

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Novel and Innovative Hybrid Technique for Type A Aortic Dissection
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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

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Last Updated: May 9, 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

Novel and Innovative Hybrid Technique for Type A Aortic Dissection
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Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Published on: March 28, 2025

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

Area of Science:

  • Cardiovascular Surgery
  • Thoracic Surgery
  • Aortic Surgery

Context:

  • Ascending aorta diameter >5.0 cm necessitates replacement during aortic valve replacement (AVR).
  • Management of ascending aorta diameter between 4.0-5.0 cm during AVR remains debated.
  • Previous AVR may be followed by reoperation for ascending aorta pathology.

Purpose:

  • To evaluate outcomes of reoperative ascending aorta replacement after prior AVR.
  • To determine optimal timing and indications for ascending aorta replacement in AVR patients.
  • To assess the risk of aneurysm and dissection in patients with ascending aorta dilation post-AVR.

Summary:

  • Retrospective review of nine patients undergoing reoperative ascending aorta replacement after AVR.
  • Reoperations occurred 11.8±7.2 years post-AVR, with some performed early due to initial dilation despite minimally invasive cardiac surgery (MICS) considerations.
  • Late reoperations ( >10 years) revealed asymptomatic ascending aorta aneurysm and dissection, detected via CT or UCG.

Impact:

  • Recommends concurrent AVR and ascending aorta replacement for dilated aortas, irrespective of patient age.
  • Highlights the importance of regular ascending aorta surveillance in patients with a history of AVR.
  • Suggests that delaying aortic replacement increases the risk of severe, asymptomatic aortic complications.