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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...

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 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 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...

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 III: Interprofessional Care

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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...

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Related Experiment Video

Updated: Jun 12, 2026

Transient Middle Cerebral Artery Occlusion Model of Neonatal Stroke in P10 Rats

Transient Middle Cerebral Artery Occlusion Model of Neonatal Stroke in P10 Rats

Published on: April 21, 2017

Neonatal aortic thrombosis: a comprehensive review.

K Nagel¹, R Tuckuviene, B Paes

¹McMaster Children's Hospital, Pediatric Hematology, Hamilton, Canada. nagel@hhsc.ca

Klinische Padiatrie

|June 2, 2010

Summary

This summary is machine-generated.

Neonatal aortic thrombosis is rare but serious. Most cases are linked to umbilical catheterization, highlighting the need for standardized reporting and treatment guidelines for this pediatric condition.

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Published on: March 28, 2025

Area of Science:

Neonatal Medicine
Pediatric Cardiology
Vascular Surgery

Background:

Neonatal aortic thrombosis is a rare, potentially fatal condition in infants.
Limited research and non-standardized reporting hinder effective treatment strategies.
The condition poses significant challenges for pediatric healthcare providers.

Purpose of the Study:

To review and synthesize existing literature on neonatal aortic thrombosis.
To determine incidence, risk factors, clinical presentation, and outcomes.
To propose a standardized classification and treatment model.

Main Methods:

Comprehensive literature search of PubMed, OVID, and Cochrane databases (1980-2009).
Inclusion of English-language articles using keywords: "neonatal", "infant", "aorta", "aortic", "thrombosis", "thrombus", "clot".
Analysis of 38 selected articles reporting on 148 neonatal patients.

Main Results:

Aortic thrombosis in neonates is infrequent but critical.
A significant majority (78%) of cases were associated with arterial umbilical catheterization.
Data from 148 neonatal patients were analyzed.

Conclusions:

A proposed classification system aims to standardize reporting of neonatal aortic thrombosis.
A treatment decision tree and clinical guide are suggested for managing pediatric thrombosis.
The developed guidelines are particularly relevant for line-related aortic thrombosis in neonates.