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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...

Aneurysm I: Introduction

Aneurysm I: Introduction

An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...

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...

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...

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Related Experiment Video

Updated: Jul 8, 2026

A Rat Model of Mild Intrauterine Hypoperfusion with Microcoil Stenosis

A Rat Model of Mild Intrauterine Hypoperfusion with Microcoil Stenosis

Published on: January 7, 2018

Correction: Recurrence pattern predicts aneurysm rupture after coil embolization.

Iku Nambu, Kouichi Misaki, Takehiro Uno

|June 11, 2024

Summary

This study corrects a previous article DOI. The corrected DOI is 10.1371/journal.pone.0261996.

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Using a Cell-Tracer Injection to Investigate the Origin of Neointima-Forming Cells in a Rat Saccular Side Wall Model

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Related Experiment Videos

Last Updated: Jul 8, 2026

A Rat Model of Mild Intrauterine Hypoperfusion with Microcoil Stenosis

A Rat Model of Mild Intrauterine Hypoperfusion with Microcoil Stenosis

Published on: January 7, 2018

Myocardial Infarction by Percutaneous Embolization Coil Deployment in a Swine Model

Myocardial Infarction by Percutaneous Embolization Coil Deployment in a Swine Model

Published on: November 4, 2021

Using a Cell-Tracer Injection to Investigate the Origin of Neointima-Forming Cells in a Rat Saccular Side Wall Model

Using a Cell-Tracer Injection to Investigate the Origin of Neointima-Forming Cells in a Rat Saccular Side Wall Model

Published on: March 16, 2022

Area of Science:

Scientific publishing
Scholarly communication
Article identification

Context:

Correction of published scientific literature
Ensuring accurate citation
Maintaining the integrity of research records

Purpose:

To provide the correct Digital Object Identifier (DOI) for a specific scientific article
To rectify an error in the previously published record
To facilitate accurate retrieval and citation of the research

Summary:

The article DOI has been corrected to 10.1371/journal.pone.0261996.
This correction ensures the article is properly identified and accessible.
The original article's content remains unchanged, only its identifier is updated.

Impact:

Improved discoverability of the scientific article
Prevention of citation errors
Enhanced reliability of scientific databases and records