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Related Concept Videos

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

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...
Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies01:22

Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies

The key clinical manifestations of Rheumatic heart disease (RHD) include several distinct cardiac symptoms.Carditis, a hallmark of acute rheumatic fever, involves inflammation of the heart's endocardium, myocardium, and pericardium. Chronic RHD often results from recurrent episodes of carditis. Its symptoms include the following:Murmurs are caused by valvular damage, especially to the mitral and aortic valves. Mitral stenosis or regurgitation is common, with characteristic heart murmurs...
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...

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An Immunohistopathologic Study to Profile the Folate Receptor Beta Macrophage and Vascular Immune Microenvironment in Giant Cell Arteritis
06:35

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Published on: February 8, 2019

Aortic involvement in giant cell arteritis: current data.

Marie Bossert1, Clément Prati, Jean-Charles Balblanc

  • 1UPRES EA 4266, Service de Rhumatologie, CHU Minjoz, Université de Franche-Comté, boulevard Fleming, 25030 Besançon, France.

Joint Bone Spine
|October 30, 2010
PubMed
Summary
This summary is machine-generated.

Giant cell arteritis (GCA) aortitis is more common than previously thought, often presenting subtly. Early diagnosis with advanced imaging like PET and MRI is crucial for managing this rare but serious complication.

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Published on: February 23, 2020

Area of Science:

  • Rheumatology
  • Vascular Medicine
  • Diagnostic Imaging

Background:

  • Giant cell arteritis (GCA) can affect the aorta (GCA aortitis), a rare but potentially underestimated complication.
  • Historically, GCA aortitis prevalence was estimated between 3-18% based on complications, but modern imaging reveals higher rates.

Purpose of the Study:

  • To highlight the increased prevalence and diagnostic challenges of GCA aortitis.
  • To emphasize the role of advanced imaging in diagnosing GCA aortitis.
  • To discuss monitoring and management strategies for GCA aortitis and associated risks.

Main Methods:

  • Review of diagnostic techniques for GCA aortitis, including limitations of temporal artery biopsy.
  • Evaluation of Positron Emission Tomography (PET) and Magnetic Resonance Imaging (MRI) for diagnosing aortitis.
  • Discussion of recommended surveillance for thoracic aortic aneurysms in GCA patients.

Main Results:

  • Modern imaging techniques like PET and MRI demonstrate that GCA aortitis is more prevalent than previously recognized.
  • PET imaging has shown aortitis in over half of GCA patients, predominantly affecting the thoracic aorta.
  • The study notes a lack of evidence regarding the long-term monitoring utility of PET or MRI for GCA aortitis.

Conclusions:

  • GCA aortitis requires consideration in atypical GCA presentations, including isolated inflammation or treatment relapses.
  • While treatment strategies remain corticosteroid-based, adjunctive therapies may be considered for relapses.
  • GCA patients face an increased risk of thoracic aortic aneurysms, necessitating regular lifelong monitoring.