Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Aortic Regurgitation III: Medical Management

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...

Aneurysm III: Interprofessional Care

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...

Aneurysm IV: Nursing Management

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...

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

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 II: Clinical Manifestations and Diagnostic Studies

Aneurysm II: Clinical Manifestations and Diagnostic Studies

Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...

Aortic Regurgitation I: Introduction

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...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Clinical results of accelerated hypofractionated radiotherapy for central-type small lung tumours.

Current oncology (Toronto, Ont.)·2017

Same author

Incidence, diagnosis and pathophysiology of amniotic fluid embolism.

Journal of obstetrics and gynaecology : the journal of the Institute of Obstetrics and Gynaecology·2014

Same author

Using Bayesian optimization method and FLEXPART tracer model to evaluate CO emission in East China in springtime.

Environmental science and pollution research international·2013

Same author

Photochemical ozone formation in the irradiation of ambient air samples by using a mobile smog chamber.

Environmental science & technology·2012

Same author

Photochemical reactivity and ozone formation in 1-olefin-nitrogen oxide-air systems.

Environmental science & technology·2012

Same author

Formation of methyl nitrite in the surface reaction of nitrogen dioxide and methanol. 1. Dark reaction.

Environmental science & technology·2012

Same journal

[Secondary Pneumothorax due to Rupture of Pulmonary Rheumatoid Nodule:Report of a Case].

Kyobu geka. The Japanese journal of thoracic surgery·2026

Same journal

[Thoracoscopic Right Upper Lobectomy for Lung Cancer with Tracheal Bronchus:Report of a Case].

Kyobu geka. The Japanese journal of thoracic surgery·2026

Same journal

[Neoplastic Cardiac Tamponade Manifesting as Left Ventricular Diastolic Dysfunction:Report of a Case].

Kyobu geka. The Japanese journal of thoracic surgery·2026

Same journal

[Non-anastomotic Pseudoaneurysm due to Sternal Wire Removal After Ascending Aorta Grafting:Report of a Case].

Kyobu geka. The Japanese journal of thoracic surgery·2026

Same journal

[Successful Staged Total Aortic Replacement in a Young Patient with Marfan Syndrome:Report of a Case].

Kyobu geka. The Japanese journal of thoracic surgery·2026

Same journal

[Massive Left Ventricular Thrombus Following Steroid Therapy for Immunoglobulin( Ig) G4-related Ophthalmic Disease:Report of a Case].

Kyobu geka. The Japanese journal of thoracic surgery·2026

See all related articles

Search research articles

Related Experiment Video

Updated: May 22, 2026

Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Published on: March 28, 2025

[Is emergency aortic root replacement combined with arch replacement safe?].

M Kamada¹, S Kawamoto, N Motoyoshi

¹Department of Cardiovascular Surgery, School of Medicine, Tohoku University, Sendai, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery

|May 10, 2012

Summary

This summary is machine-generated.

Emergency aortic root and arch replacement (ARR and AAR) surgery for acute type A aortic dissection shows similar outcomes to elective procedures. This critical finding suggests that urgent intervention does not significantly increase surgical risks in these complex aortic operations.

More Related Videos

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

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

Published on: December 11, 2017

Related Experiment Videos

Last Updated: May 22, 2026

Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Published on: March 28, 2025

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

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:

Aortic root replacement (ARR) and aortic arch replacement (AAR) are highly invasive procedures.
These combined operations are frequently necessary for acute type A aortic dissection.
The study investigates the incremental risks of emergency versus elective ARR and AAR.

Purpose of the Study:

To compare the surgical risks and outcomes of emergency versus elective aortic root and arch replacement.
To determine if acute type A aortic dissection necessitates additional operative risks when combined with ARR and AAR.

Main Methods:

A retrospective analysis of 46 patients undergoing combined ARR and AAR.
Patients were categorized into an emergency (EM) group (10 cases of acute type A aortic dissection) and an elective (EL) group (36 cases).
The EL group included chronic aortic dissection and true aneurysm cases.

Main Results:

No significant differences were observed in aortic crossclamp, selective cerebral perfusion, or cardiopulmonary bypass times between EM and EL groups.
In-hospital death rates were 0% in EM vs. 8% in EL.
Incidences of respiratory failure (40% vs. 39%), renal failure (0% vs. 17%), IABP requirement (10% vs. 8%), and cerebral infarction (0% vs. 3%) were comparable.

Conclusions:

Early surgical results for emergency ARR combined with AAR are comparable to those of elective surgery.
Emergency operations for acute type A aortic dissection requiring ARR and AAR do not appear to carry significantly higher risks than elective procedures.