相关实验视频

Updated: Jul 21, 2025

Predicting Amputation using Local Circulating Mononuclear Progenitor Cells in Angioplasty-treated Patients with Critical Limb Ischemia

Predicting Amputation using Local Circulating Mononuclear Progenitor Cells in Angioplasty-treated Patients with Critical Limb Ischemia

Published on: September 22, 2020

脂蛋白 (a) 作为双动脉门患者早期大动脉置换的潜在预测因素

Aleksandra Krzesińska¹, Maria Nowak², Agnieszka Mickiewicz²

¹Department of Clinical Chemistry, Medical University of Gdańsk, 80-211 Gdańsk, Poland.

|July 29, 2023

概括

高脂蛋白 (a) 水平 (>50 mg/dL) 预测双管主动脉患者更早更换主动脉. 自动毒素和IL-6可以提供有关心血管风险的见解.

科学领域:

心血管医学心血管医学
遗传学和基因组学遗传学和基因组学
生物化学生物化学

背景情况:

双主动脉 (BAV) 影响0.5-2%的人口,是70岁以下人群严重主动脉狭窄 (AVS) 的主要原因.
脂蛋白 (Lp) 是一般人群中狭窄症的已知危险因素.
自动毒素 (ATX) 和介质素-6 (IL-6) 正在研究它们在BAV.中Lp (a) 作用的病理机制中的潜在作用.

研究的目的:

评估预测AVS患者AVS风险的参数.
具体评估Lp,ATX和IL-6在AVS发育和进展中的作用.
确定这些标记是否与需要进行大动脉置换 (AVR) 相相关.

主要方法:

对AVS患者和无AVS患者的Lp (a) 水平的分析,按年龄分层 (<45岁和>45岁).
评估ATX和IL-6度及其与Lp (a) 度的相关性.
评估升高的Lp (a) 和AVR的时间之间的关联.

主要成果:

在两个年龄组的AVS患者中,高Lp(a) 水平 (>50 mg/dL) 更频繁 (p=0.036,p=0.033).
升高的Lp (a) 与较早的AVR显著相关 (p=0.016).
在年轻的AVS患者中发现了较高的IL-6度,但在老年患者中没有发现. ATX与Lp(a) 水平有显著的相关性 (R=0.465,p<0.001;R=0.599,p<0.001).

结论:

较高的Lp (a) 水平 (>50 mg/dL) 是BAV患者早期AVR的显著预测因素.
像ATX和IL-6这样的与Lp (a) 相关的因素可能会提供关于AVS心血管风险的额外信息.
对Lp(a) 和相关标记物的进一步研究可以完善BAV患者的风险分层.

关键词:

这是一个AVS AVS.这就是为什么BAVAV BAVAV.(一) 一个 (一) 一个 (一) 一个大动脉门狭窄症自动出租车 (Autotaxin) 是一种自动出租车.双主动脉门的双主动脉门心血管疾病心血管疾病脂质特征参数脂质特征参数脂蛋白 (a) 是一种蛋白质

更多相关视频

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

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

Published on: May 21, 2017

Investigating Aortic Valve Calcification via Isolation and Culture of T Lymphocytes using Feeder Cells from Irradiated Buffy Coat

Investigating Aortic Valve Calcification via Isolation and Culture of T Lymphocytes using Feeder Cells from Irradiated Buffy Coat

Published on: February 4, 2021

相关概念视频

Aortic Regurgitation III: Medical Management

Aortic Regurgitation III: Medical Management

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...

Aortic Regurgitation I: Introduction

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...