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Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

247
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...
247
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

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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...
442
Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

251
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...
251
Aneurysm I: Introduction01:30

Aneurysm I: Introduction

330
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...
330
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

383
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...
383
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

379
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...
379

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Novel and Innovative Hybrid Technique for Type A Aortic Dissection
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在TAVI之后的急性A型大动脉剖析.

David Frumkin1, Gaik Nersesian2, Sebastian Spethmann1

  • 1Deutsches Herzzentrum der Charité, Department of Cardiology, Angiology and Intensive Care Medicine, Campus Charité Mitte, Charitéplatz 1, 10117 Berlin, Germany; Charité - Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Charitéplatz 1, 10117 Berlin, Germany; DZHK (German Centre for Cardiovascular Research), Partner Site Berlin, Germany.

International journal of cardiology
|November 23, 2025
PubMed
概括

过导管大动脉植入 (TAVI) 后的急性或非常早期的A型大动脉解剖 (ATAAD) 是一种罕见但严重的并发症. 这项研究发现0.15%的发病率,死亡率高,强调需要意识和规划.

关键词:
ATAADAD ATAADAD ATAADAD ATAADAD ATAADAD ATAADAD ATAADAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD ATAAD动脉剖析是一个大动脉剖析.塔维 (Tavi) 是一个古老的城市.在TAVRR中,我们可以看到.膜心脏病是一种心脏病.血管并发症 血管并发症

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科学领域:

  • 心血管外科心血管外科
  • 干预心脏病学 干预心脏病学
  • 大动脉疾病 大动脉疾病

背景情况:

  • 过导管大动脉植入 (TAVI) 后的急性或非常早期的A型大动脉解剖 (ATAAD) 是一种罕见但至关重要的并发症.
  • 现有的关于TAVI后ATAAD的数据有限,需要对其发生率,机制和管理进行进一步调查.

研究的目的:

  • 分析TAVI后ATAAD的发生率,结果和潜在机制.
  • 在一个大型的两中心队列中评估ATAAD的不同管理策略.

主要方法:

  • 在2008年至2023年期间接受TAVI治疗的10,238名患者的回顾性分析.
  • 评估ATAAD发病率,住院死亡率,治疗方法和可疑的因果机制.

主要成果:

  • 在TAVI后的ATAAD发病率为0.15% (15名患者),大多数病例发生在术周.
  • ATAAD的住院死亡率为47%,其中67%的患者接受了手术治疗,27%接受了干预治疗.
  • 疑似的机制包括气球/门膨胀 (47%) 和导管/电线创伤 (20%) 的环状应力,上升性大动脉扩张等解剖学因素也起到了作用.

结论:

  • 在TAVI之后的ATAAD是一种罕见但严重的并发症,与高死亡率有关.
  • 增加TAVI体积和复杂的患者解剖学可能会增加ATAAD的发生率.
  • 提高意识,程序前规划和定制管理对于减轻风险和改善结果至关重要.