Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

143
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...
143
Aneurysm I: Introduction01:30

Aneurysm I: Introduction

209
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...
209
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

280
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...
280
Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

185
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...
185
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

296
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...
296
Aneurysm IV: Nursing Management01:22

Aneurysm IV: Nursing Management

303
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...
303

You might also read

Related Articles

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

Sort by
Same author

Off-the-Shelf Multibranched Endograft for Type Ia Endoleak After Endovascular Aortic Repair: A Single-Center Study of the G-Branch Endograft.

Annals of vascular surgery·2026
Same author

Sarcopenia as a prognostic factor in head and neck squamous cell carcinoma: a systematic review and meta-analysis.

European radiology·2026
Same author

Discovery and Biosynthesis of Lanthipeptides Featuring an Azepinoindole Scaffold by Radical <i>S</i>-Adenosylmethionine Enzyme-Catalyzed C-C Bond Formation.

Journal of the American Chemical Society·2026
Same author

Clinical Practice Guideline for Spontaneous Isolated Superior Mesenteric Artery Dissection (2025 Edition).

Annals of vascular surgery·2026
Same author

Predictive Value of Imaging-Based Classifications for Conservative Management Failure in Isolated Superior Mesenteric Artery Dissection.

JACC. Asia·2026
Same author

Ppb-Level Selective Detection of Aniline and Trimethylamine Using a Ga<sub>2</sub>O<sub>3</sub>/GaON Heterojunction with Enhanced Interfacial Charge Modulation.

ACS sensors·2026

Related Experiment Video

Updated: Dec 23, 2025

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

757

Altered aortic arch geometry in patients with type B aortic dissection.

Long Cao1,2, Weihang Lu3, Yangyang Ge1

  • 1Department of Vascular and Endovascular Surgery, Chinese PLA General Hospital, Beijing, China.

European Journal of Cardio-Thoracic Surgery : Official Journal of the European Association for Cardio-Thoracic Surgery
|April 18, 2020
PubMed
Summary

Increased aortic arch tortuosity and angulation are significant predictors of type B aortic dissection (TBAD). These geometric changes, along with aortic dilation and elongation, may help identify individuals at risk for TBAD.

Keywords:
Aortic dissectionComputed tomographic angiographyGeometrical analysisType B aortic dissection

More Related Videos

A Closed-chest Model to Induce Transverse Aortic Constriction in Mice
08:10

A Closed-chest Model to Induce Transverse Aortic Constriction in Mice

Published on: April 5, 2018

19.9K
Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
04:56

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm

Published on: August 1, 2025

403

Related Experiment Videos

Last Updated: Dec 23, 2025

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

757
A Closed-chest Model to Induce Transverse Aortic Constriction in Mice
08:10

A Closed-chest Model to Induce Transverse Aortic Constriction in Mice

Published on: April 5, 2018

19.9K
Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
04:56

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm

Published on: August 1, 2025

403

Area of Science:

  • Cardiovascular Imaging
  • Aortic Diseases
  • Medical Imaging Analysis

Background:

  • Type B aortic dissection (TBAD) is a serious condition affecting the aorta.
  • Understanding the anatomical factors that predispose individuals to TBAD is crucial for early detection and prevention.

Purpose of the Study:

  • To evaluate differences in proximal aorta geometry between individuals with and without TBAD.
  • To identify specific anatomical predictors of TBAD.

Main Methods:

  • Computed tomographic angiograms of 185 controls and 173 TBAD patients were analyzed.
  • Propensity score matching created two groups of 127 patients each.
  • 3mensio Vascular software was used to measure aortic diameter, length, tortuosity, and angulation.

Main Results:

  • Patients with TBAD showed significantly increased aortic diameter, ascending aorta length, and aortic arch length.
  • Aortic arch tortuosity and angulation were significantly higher in the TBAD group.
  • Multivariable analyses identified increased aortic arch tortuosity and angulation as significant predictors of TBAD.

Conclusions:

  • Proximal aorta dilation and elongation are associated with TBAD.
  • Increased aortic arch tortuosity and angulation are identified as specific predictors of TBAD.
  • These geometric parameters may aid in identifying individuals at risk for developing TBAD.