相关实验视频
Updated: May 12, 2026

08:51
A New Murine Model of Endovascular Aortic Aneurysm Repair
Published on: July 7, 2013
14.3K
主要入口撕裂位置对急性A型大动脉剖析结果的影响
Baku Takahashi1, Keiji Kamohara2, Hiroyuki Morokuma2
1Department of Thoracic and Cardiovascular Surgery, Faculty of Medicine, Saga University, 5-1-1 Nabeshima, Saga, 849-0937, Japan. bakutakahashi@yahoo.co.jp.
Scientific reports
|April 22, 2025
概括
在急性甲型大动脉剖析中,主要入口撕裂的位置会影响患者的表现和结果. 上升的大动脉撕裂与较高的神经并发症和死亡风险有关.
科学领域:
- 心血管外科心血管外科
- 胸部外科手术 胸部外科手术
- 大动脉疾病研究研究
背景情况:
- 急性A型大动脉解剖 (aTAAD) 是一种危及生命的疾病.
- 在 aTAAD 中的主要入口撕裂的起源是影响疾病进展和患者结果的关键因素.
- 有限的研究存在于TAAD中初级入口撕裂位置的特定影响.
研究的目的:
- 调查初级入口撕裂位置对急性A型大动脉剖析患者的临床表现,治疗策略和结果的影响.
- 确定主动脉最初撕裂的位置是否会影响诸如神经缺陷或阻塞综合征等并发症的可能性.
- 在 aTAAD 中确定与住院死亡相关的风险因素,重点关注主要入口撕裂部位的作用.
主要方法:
- 在2004年至2020年期间,对213名患者进行了急性A型大动脉解剖手术修复的回顾性分析.
- 根据主要入口撕裂位置将患者分为三组:上升性大动脉入口 (As-E),大动脉门入口 (Ar-E) 和下降性胸前大动脉或下游入口 (Dd-E).
- 将人口统计数据,手术前并发症 (神经,输血),住院死亡率和其他结果进行对比.
主要成果:
- 上升大动脉入口 (As-E) 组较年长,与其他组相比,男性较少.
- 术前神经复杂症的发生率在As-E组 (16%) 与Ar-E (5%) 和Dd-E (0%) 相比显著更高.
- 透综合征的发病率在As-E (10%) 中最高,虽然在统计学上不显著 (P=0.27),但As-E也显示了最高的住院死亡率 (13%). 上升大动脉入口被确定为手术前神经复发症的独立风险因素.
结论:
- 在急性A型大动脉剖析中,主要入口撕裂部位可能会影响患者的人口统计和关键手术前并发症的发生率.
- 上升的大动脉撕裂独立地与较高的神经并发症风险有关,而这些并发症与增加住院死亡率有关.
- 虽然不会直接导致死亡,但主要进入点可能会通过增加严重手术前并发症的风险来间接影响结果.
相关概念视频
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 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 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 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...
Aneurysm IV: Nursing Management
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...

