数据驱动的集群分析和外部验证识别了氨酸独立性阿尔多斯特隆症的表型子组,具有差异性的心血管风险和治疗影响
Yuqing Liu1, Zhiheng Zhang2, Haifeng Zhou3
1Department of Endocrinology, The First Affiliated Hospital with Nanjing Medical University, Nanjing, China.
Frontiers in endocrinology
|December 31, 2025
概括
雷宁独立性阿尔多斯特隆症 (RIA) 是异质的. 一个新的分类确定了三个患者子组,揭示了代谢功能障碍是心血管风险的关键驱动因素,而不仅仅是阿尔多素水平.
科学领域:
- 内分泌学 在内分泌学.
- 心脏病学 心脏病学
- 遗传学 是一个遗传学.
背景情况:
- 雷宁独立的阿尔多素分泌有助于阿尔多素和心血管风险.
- 雷宁独立性阿尔多斯特隆症 (RIA) 是一种异质的疾病.
- 需要更精细的分类来识别不同的心血管风险概况并指导治疗.
研究的目的:
- 使用无监督层次聚类对RIA患者进行分类.
- 评估已识别的集群与心血管结果的关联.
- 建立基于不同患者子组的RIA新风险范式.
主要方法:
- 在404名RIA患者中,对12个临床参数进行了无监督的等级聚类.
- 在独立的队列 (n=417) 中应用衍生的集群中心体,以进行验证.
- 通过心声学,生物标志物和事件率评估心血管结果.
主要成果:
- 确定了三个可复制的RIA患者集群.
- 集群2显示严重的代谢异常;集群3具有最高的阿尔多素水平.
- 与集群1相比,集群2和3显示血压升高,左心室重塑,心血管疾病风险增加.
结论:
- 确定了三组RIA患者,他们有不同的目标器官损伤和心血管风险.
- 代谢功能障碍,而不是阿尔多激素过量,成为RIA的主要心血管风险驱动因素.
- 这种精细的分类有助于为异质RIA患者量身定制治疗策略.
相关概念视频
Heart Failure Drugs: Inhibitors of Renin-Angiotensin System
874
The activation of the sympathetic nervous system and the renin-angiotensin-aldosterone system (RAAS) contributes to cardiac remodeling, and inhibiting the RAAS is a pharmacological target in heart failure management. As a result, neurohumoral modulation is a crucial treatment principle for managing heart failure. This approach involves using medications like ACE inhibitors (ACEIs), angiotensin receptor blockers (ARBs), β-blockers, mineralocorticoid receptor antagonists (MRAs), and neutral...
874
Antihypertensive Drugs: Direct Renin Inhibitors
1.2K
The renin-angiotensin-aldosterone system (RAAS) is an intricate physiological pathway involving numerous enzymes and hormones, including renin, angiotensin-converting enzyme (ACE), angiotensin I and II, and aldosterone. Imbalances within this system increase the production of angiotensin II and aldosterone. Increased angiotensin II levels promote vasoconstriction and blood pressure elevation. Concurrently, higher aldosterone levels stimulate sodium and water reabsorption in the kidneys,...
1.2K
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
Hypertension III: Clinical Manifestations and Diagnostic Studies
437
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...
437
Hypertension II: Pathophysiology
700
Hypertension is a chronic condition in which the blood's force against artery walls is excessively high, posing risks such as heart disease. The condition's underlying mechanisms involve complex interactions among the cardiovascular, kidney, and autonomic nervous systems.Renin-Angiotensin-Aldosterone System (RAAS): This system significantly influences blood pressure regulation. When blood pressure decreases, the kidneys secrete renin. This enzyme transforms angiotensinogen, a plasma protein,...
700
Antihypertensive Drugs: Angiotensin-Converting Enzyme Inhibitors
2.2K
Angiotensin-converting enzyme (ACE), a vital component of the renin-angiotensin-aldosterone system, is abundant in lung endothelial cells. ACE converts the inactive decapeptide, angiotensin I, into the active octapeptide, angiotensin II. This potent vasoconstrictor narrows blood vessels, increasing resistance to blood flow and elevating blood pressure. Angiotensin II also stimulates aldosterone production, encouraging kidney cells to reabsorb more sodium and water from urine, thereby increasing...
2.2K

