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相关概念视频

Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

1.6K
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...
1.6K
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

1.2K
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...
1.2K
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

598
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...
598
Aneurysm I: Introduction01:30

Aneurysm I: Introduction

650
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...
650
Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

589
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...
589
Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

478
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...
478

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Clinically isolated aortitis: A diagnosis of exclusion?

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Autopsy analysis of pregnancy-associated lung carcinoma.

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相关实验视频

Updated: May 5, 2026

Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA
13:10

Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery ALCAPA

Published on: April 24, 2017

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动脉动脉病 - - 一个外科病理学经验.

Pradeep Vaideeswar1, Sujit Udayaravi2

  • 1Department of Pathology (Cardiovascular and Thoracic Division), Seth GS Medical College, Mumbai, Maharashta, India.

Indian journal of pathology & microbiology
|July 8, 2024
PubMed
概括

这项研究分析了73个大动脉切除术,发现82.2%的患者患有中度至重度疾病. 对于这种退行性大动脉疾病的难以捉摸的病例,建议进行进一步的遗传研究.

科学领域:

  • 心血管病理学心血管病理学
  • 医学研究 医学研究

背景情况:

  • 动脉动脉病是一种非炎症性,非动脉样性退行性疾病,发生在动脉动脉的介质上.
  • 它经常导致胸前大动脉动脉瘤和剖析,特别是在年轻人中.

研究的目的:

  • 分析用于大动脉病的大动脉切除术的临床和病理特征.
  • 描述大关节病中中间变化的程度,等级和严重程度.

主要方法:

  • 在15年的时间里 (2008-2022年) 对73个手术切除的大动脉样本进行了回顾性分析.
  • 详细检查介质变化,以评估动脉动脉病症的严重程度.
  • 病理发现与临床表现和相关疾病的相关性.

主要成果:

  • 观察到上升性大动脉动脉瘤 (49.3%),剖析 (28.8%) 和组合形式 (21.9%).
  • 常见的相关疾病包括双主动脉 (24例),马方综合征 (13例) 和高血压 (12例).
  • 在82.2%的病例中存在中度至重度的动脉动脉损伤;在22名患者中,病因难以捉摸.

结论:

  • 这项研究有助于标准化用于诊断高关节病的组织学参数.

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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

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  • 强调在有不确定病因的病例中需要进行分子和遗传研究.
  • 强调对退行性大动脉疾病进行全面评估.