在尼日利亚西南部的三级中心,无并发性全身高血压患者的右心室变化模式
R K Moronkola1, A C Mbakwem2, A O Ajibare1
1Department of Medicine, Lagos State University Teaching Hospital, Ikeja, Lagos, Nigeria
系统性高血压会导致右心室 (RV) 的结构变化,如更厚的壁和缩. 心声扫描显示高血压患者的RV功能减少,这表明即使没有其他并发症,RV的早期变化也存在.
科学领域:
- 心脏病学 心脏病学
- 心血管成像 - 心血管成像
- 高血压研究 高血压研究
背景情况:
- 系统性高血压是一个主要的心血管风险因素.
- 由于其复杂的解剖学,高血压对右心室 (RV) 的影响未得到充分研究.
- 在高血压中评估RV结构和功能对于了解心血管并发症至关重要.
研究的目的:
- 评估系统性高血压对右心室结构和功能特征的影响.
- 为了在高血压患者中利用横胸心声谱进行详细的RV评估.
主要方法:
- 招募了100名高血压患者和100名健康对照.
- 采用跨胸腔心声学测量RV壁厚度,尺寸,TAPSE和填充速度.
- 评估左心室参数进行比较分析.
主要成果:
- 高血压组显示RV壁厚度显著增加,RV高的患病率更高.
- 在高血压患者中观察到三环状平面缩外流 (TAPSE) 和缩外流速度 (TSm) 的减少.
- 在高血压患者中观察到较低的三管E/A比率,与 mitra E/A比率呈正相关.
结论:
- 系统性高血压导致右心室的显著结构和功能变化.
- 这些RV变化甚至在没有其他系统性并发症的情况下也会发生.
- 心室相互依赖和幽默因子可能会调解这些观察到的RV修饰.
更多相关视频
07:13A Rat Model of Pressure Overload Induced Moderate Remodeling and Systolic Dysfunction as Opposed to Overt Systolic Heart Failure
Published on: April 30, 2020
09:23Shunt Surgery, Right Heart Catheterization, and Vascular Morphometry in a Rat Model for Flow-induced Pulmonary Arterial Hypertension
Published on: February 11, 2017
相关概念视频
Hypertension and Regulation of Blood Pressure
Assessing Blood pressure using a doppler ultrasound
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:
Special considerations while measuring blood pressure
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
Measurement of Blood Pressure
Pulmonary Hypertension: Classification and Pathogenesis
There are various classifications for PH, each relating to different underlying causes and also...
Assessment of blood pressure in brachial artery(two-step method)
