儿童血压预测血管功能的长度下降:ExAMIN青年SA研究
Chanelle Volschenk1, Esmé Jansen van Vuren1,2, Annemarie Wentzel1,2
1Hypertension in Africa Research Team, North-West University, Potchefstroom, South Africa. (C.V., E.J.v.V., A.W., R.K.).
Hypertension (Dallas, Tex. : 1979)
|December 5, 2025
概括
儿童高血压 (BP) 预测未来的血管健康下降. 儿童早期高血压可能导致血管早期衰老,以后高血压.
科学领域:
- 儿童心脏病学 儿童心脏病学
- 血管生理学 血管生理学
- 评估心血管风险评估
背景情况:
- 儿童高血压 (BP) 是成人心血管疾病的重要预测因素.
- 了解儿童高血压对血管的长期影响对于早期干预至关重要.
研究的目的:
- 为了调查儿童的基线血压是否会在4年内预测血管健康的下降.
- 确定与儿童血压升高相关的特定血液动力学标志物.
主要方法:
- 分析了715名具有基线和4年随访数据的儿童队列.
- 评估了包括脉冲波速度和增强指数在内的中央血液动力学测量.
- 考克斯比例危险模型被用来确定基线血压在随访血管健康上的相对风险.
主要成果:
- 基线血压升高的儿童表现出更高的脉冲波速度,中风量和心脏输出.
- 基线静脉血压显著增加了随访时脉冲波速度,心脏输出和中风体积更高的风险.
- 扩张性血压升高与较高脉冲波速度,增强指数和总血管抵抗的风险增加有关.
结论:
- 青春期前儿童血压升高可能会导致中央血液动力学的早期功能变化.
- 这些发现表明,高风险儿童的血管负荷很高,可能导致早期血管衰老和高血压.
相关概念视频
Blood Pressure
4.1K
Blood pressure (BP) is the pressure or force of blood exerted on the artery's walls as it circulates through the body. It is essential for maintaining blood flow throughout the body.
The average BP in an adult is typically around 120/80 mmHg (millimeters of mercury). In this measurement, the numerator (120) indicates the systolic pressure, which is the pressure in the arteries during the contraction of the heart's ventricles as blood is expelled. The denominator (80) represents the...
The average BP in an adult is typically around 120/80 mmHg (millimeters of mercury). In this measurement, the numerator (120) indicates the systolic pressure, which is the pressure in the arteries during the contraction of the heart's ventricles as blood is expelled. The denominator (80) represents the...
4.1K
Blood Pressure
9.3K
The movement of blood in a human body, commonly referred to as blood flow, is determined by the volume of blood that traverses a certain section of the bodily system per unit time. It is the rhythmic contraction of the heart's ventricles that primarily instigates this movement. As the ventricles contract, blood is forced into the prominent arteries, which then flow from areas of greater pressure to lower pressure areas. This movement continues into smaller arteries and arterioles and...
9.3K
Factors affecting Blood pressure
6.3K
Several physiological and lifestyle factors influence blood pressure (BP). Understanding these factors is crucial as they are significant in patient education and blood pressure management.
Physiological Factors:
Physiological Factors:
6.3K
Hypertension III: Clinical Manifestations and Diagnostic Studies
443
Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
443
Pre-Procedural Guidelines for Assessing Blood Pressure
791
Accurate blood pressure assessment is crucial for diagnosing and managing various health conditions. To ensure the reliability of these measurements, healthcare professionals must adhere to standardized pre-procedural guidelines. These guidelines enhance patient safety and improve the overall quality of healthcare. The following steps are essential for obtaining accurate and consistent blood pressure readings, from using the appropriate tools to ensuring effective communication with the...
791
Hypertension and Regulation of Blood Pressure
3.6K
Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
3.6K


