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Related Concept Videos

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 I: Introduction01:30

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 Studies01:21

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: 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...
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...

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Related Experiment Video

Updated: May 10, 2026

Novel and Innovative Hybrid Technique for Type A Aortic Dissection
06:26

Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Published on: March 28, 2025

Morphologic predictors of aortic dilatation in type B aortic dissection.

Jip L Tolenaar1, Jasper W van Keulen, Frederik H W Jonker

  • 1Thoracic Aortic Research Center, Policlinico San Donato IRCCS, University of Milano, Milan, Italy; Department of Vascular Surgery, University Medical Center Utrecht, Utrecht, The Netherlands.

Journal of Vascular Surgery
|July 6, 2013
PubMed
Summary

Morphologic characteristics of acute type B aortic dissection (ABAD) can predict aortic growth. Male sex and saccular false lumen indicate increased aortic dilatation, guiding surveillance and intervention in ABAD patients.

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Last Updated: May 10, 2026

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An Approach to Point-Of-Care Ultrasound Evaluation of the Abdominal Aorta
07:12

An Approach to Point-Of-Care Ultrasound Evaluation of the Abdominal Aorta

Published on: September 8, 2023

Area of Science:

  • Cardiovascular Medicine
  • Radiology
  • Medical Imaging

Background:

  • Conservative management of acute type B aortic dissection (ABAD) carries a risk of aortic dilatation and rupture.
  • Predicting aortic growth in ABAD is crucial for patient management.

Purpose of the Study:

  • To investigate if morphologic characteristics of aortic dissection can predict aortic growth in conservatively managed ABAD patients.

Main Methods:

  • Retrospective analysis of 62 conservatively managed ABAD patients from four centers (2000-2010).
  • Aortic diameters measured at baseline and follow-up CT angiography.
  • Linear regression used to assess influence of morphologic features on aortic dilatation.

Main Results:

  • 80% of dissected segments showed aortic growth, with a mean annual growth rate of 3.1 mm/y.
  • Male sex and saccular false lumen were significantly associated with increased aortic growth.
  • Older age, more entry tears, outer curvature false lumen, and circular true lumen were associated with decreased growth.

Conclusions:

  • Morphologic features can predict aortic dilatation in medically treated ABAD patients.
  • Early assessment of these signs aids in selecting patients for closer surveillance or prophylactic intervention.