隔离性主动脉回的老年患者通过导管进行主动脉置换
José C González1, Ignacio J Amat1,2
1University Clinic Hospital of Valladolid, Spain.
Journal of geriatric cardiology : JGC
|September 2, 2025
概括
超导管大动脉置换 (TAVR) 是对大动脉吐 (AR) 的可行的治疗方法,特别是在高危患者中. 专用和非标签设备显示有前途,但需要进一步的研究以获得最佳结果.
科学领域:
- 干预心脏病学
- 心血管外科
- 医疗器械
背景情况:
- 大动脉吐 (AR) 在干预心脏病学中提出了独特的挑战.
- 通过导管的动脉置换 (TAVR) 正在成为AR手术修复的替代方案.
- 在AR中选择TAVR患者需要仔细考虑解剖学和病理生理因素.
研究的目的:
- 检查TAVR在主动脉吐 (AR) 管理中的演变作用.
- 为了比较TAVR的安全性和有效性与AR的外科主动脉置换 (SAVR).
- 在AR患者中讨论TAVR的技术细微差别和设备考虑.
主要方法:
- 对AR的TAVR现有文献,病例系列和注册数据的审查.
- 对AR和大动脉狭窄 (AS) 之间的解剖学和病理生理差异的分析.
- 在AR治疗中使用的专用和非标签的TAVR设备的评估.
主要成果:
- 专门的TAVR设备 (J-Valve,JenaValve) 在减少残留AR方面显示出有希望的结果.
- "非标记"TAVR装置是可行的,特别是对于大型大动脉环,具有良好的装置成功率.
- 与SAVR相比,TAVR对于高风险的AR患者来说是一个安全有效的选择.
结论:
- 对于AR患者来说,TAVR是一种可行的治疗选择,特别是那些手术风险高或脆弱的患者.
- 需要进一步的随机试验来确定TAVR在AR中的确切作用,并指导设备的选择.
- 目前正在进行的研究旨在完善TAVR技术和AR管理的长期成果.
相关概念视频
Aortic Regurgitation III: Medical Management
42
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...
42
Aortic Regurgitation I: Introduction
36
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...
36
Aortic Regurgitation IV: Nursing Management
55
A nurse managing a patient with aortic regurgitation begins with a comprehensive assessment, including a review of the patient's medical history, family history, and lifestyle factors. During the cardiac examination, the nurse listens for heart sounds and checks for signs of valve abnormalities. The nurse also observes for symptoms such as dyspnea, orthopnea, and paroxysmal nocturnal dyspnea and assesses the patient's endurance and daily activity tolerance.Based on the findings, the nurse...
55
Aortic Regurgitation II: Clinical Features and Diagnostic Tests
52
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...
52
Mitral Regurgitation III: Medical Management
28
Mitral regurgitation (MR) is characterized by retrograde blood circulation from the left ventricle into the left atrium due to inadequate mitral valve closure. The severity of the condition, symptoms, and underlying cause determine treatment strategies.Monitoring and Pharmacological TreatmentPatients with mild to moderate MR typically do not need immediate intervention but regular monitoring to assess progression and guide treatment. Patients with mild MR should have an echocardiogram every 3-5...
28
Mitral Stenosis III: Medical Management
21
Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
21


