放射性动脉与沙静脉通透性的随机试验:五年血管图谱随访
Peter Collins1, Carolyn M Webb, Chee F Chong
1Department of Cardiac Medicine, National Heart and Lung Institute, Imperial College London, London, UK.
Circulation
|May 29, 2008
概括
在冠状动脉旁路手术中,放射性动脉移植显示出比冠状动脉旁路手术中的沙静脉移植更好的5年穿透性. 这一发现支持放射性动脉作为改善患者长期生存的持久选择.
科学领域:
- 心血管外科心血管外科
- 进行血管移植.
- 干预心脏病学 干预心脏病学
背景情况:
- 冠状动脉旁路手术后的长期存活,移植的通透性至关重要.
- 内部胸前动脉移植显示出优越的透光度,超过软静脉移植.
- 关于放射性动脉移植的中期和长期通透性的数据有限.
研究的目的:
- 为了比较放射性动脉与冠状动脉绕道手术中的沙芬静脉移植的5年血管学透视率.
- 为了评估辐射动脉和软静脉管道之间的移植收窄率.
- 评估放射性动脉作为冠状动脉再血管化的可行替代方案.
主要方法:
- 进行了一个单中心前性随机试验.
- 142名患者被随机分配,接受射线动脉或沙芬静脉移植.
- 血管图像对移植的透度在5年后进行了术后评估.
主要成果:
- 在5年后,98.3%的辐射动脉移植和86.4%的软静脉移植仍然是专利 (P=0.04).
- 在放射性动脉移植手术中 (10%) 的移植缩小显著较低,而在沙静脉移植手术中 (23%) 的移植缩小显著较低 (P=0.01).
- 符合条件的患者的5年生存率为94.4%.
结论:
- 放射性动脉移植显示出优异的5年透率,当用于 circumflex 动脉的冠状动脉绕道.
- 辐射动脉移植的穿透性明显好于5年后的沙芬静脉移植.
- 射线动脉移植提供与内胸动脉移植相似的透度,使其成为可靠的选择.
相关概念视频
Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation
Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
Peripheral Artery Disease V: Postoperative Nursing Management
During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
Hemodialysis I: Introduction
Hemodialysis (HD) is a medical treatment that artificially removes waste products, excess fluids, and toxins from the blood when the kidneys are no longer able to perform these functions effectively. In this process, blood is filtered through a semipermeable membrane, allowing for the selective removal of waste while preserving necessary components like blood cells and proteins. Hemodialysis is typically performed in patients with end-stage renal disease (ESRD) or severe kidney...
Imaging Studies VII: Vascular Imaging
DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
Varicose Veins II: Diagnostic Studies and Interprofessional Care
Varicose veins, or varicosities, develop when the valves in the veins, which control blood flow, weaken or damage. It causes blood to pool and the veins to enlarge. Understanding the clinical manifestations, diagnostic approaches, and management options for varicose veins is crucial for effective treatment and relief.Clinical manifestationsClinical manifestations of varicose veins include a heavy, achy feeling or pain after prolonged standing or sitting. This discomfort can often be relieved by...
Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies
The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...

