相关实验视频
Updated: Jun 11, 2025

06:08
A Novel Method: Super-selective Adrenal Venous Sampling
Published on: September 15, 2017
23.3K
在患有原发性高阿尔多斯特和自主皮质醇共分泌的患者中,NT-proBNP水平
Anna Hirsch1,2, Christian Adolf3, Isabel Stüfchen3
1Endocrinology in Charlottenburg, 10627 Berlin, Germany.
European journal of endocrinology
|September 29, 2024
概括
患有原发性阿尔多斯特隆症和自主皮质醇共分泌的患者心脏状况较差,治疗后恢复有限. 这突显了原发性阿尔多斯特龙症同时存在的条件对心脏的影响.
科学领域:
- 心脏病学 心脏病学
- 内分泌学 在内分泌学.
- 高血压研究 高血压研究
背景情况:
- 与基本高血压患者相比,原发性阿尔多斯特隆症 (PA) 患者心脏病并发症和左心室缩增加.
- 自主皮质醇共分泌 (ACS) 是一种常见的PA亚型,与较差的代谢健康有关.
研究的目的:
- 调查ACS对PA患者心肌参数和心脏结果的影响.
- 为了比较心脏形状和治疗响应在PA患者和没有ACS.
主要方法:
- 一组367名PA患者接受了1毫克德甲抑制测试 (DST) 和基线心声图.
- 对于192名患者,可获得长达3.8年的随访数据.
- 分析包括NT-proBNP水平,心声学参数 (LVEDD,LAD,LVMI) 和与DST后皮质醇水平的相关性.
主要成果:
- 患有ACS的PA患者的NT-proBNP基线水平较高 (114vs75.6ppg/mL,P=.02) 和NT-proBNP与DST后皮质醇之间的正相关性.
- 虽然NT-proBNP在PA治疗后降低,但在ACS患者中仍然较高.
- 在非ACS患者中观察到LVEDD和LAD的显著改善,在ACS患者中观察到部分改善,特别是女性. 只有非ACS女性的LVMI有所改善.
结论:
- 在PA患者同时使用的ACS与心脏状况较差有关.
- 针对性PA疗法导致在患有同时存在的ACS的患者中,即使在几年后,心脏只能部分恢复.
相关概念视频
Adrenal Gland Disorders
1.4K
Adrenal gland disorders manifest when the production of adrenal hormones deviates from the norm, resulting in either excessive or insufficient concentrations.
Adrenal insufficiency, characterized by insufficient cortisol and aldosterone production, leads to conditions like Addison's disease. This disorder, affecting the adrenal cortex, exhibits symptoms such as skin bronzing, dehydration, low blood pressure, fatigue, and weight loss. Congenital adrenal hyperplasia, a genetic ailment causing...
Adrenal insufficiency, characterized by insufficient cortisol and aldosterone production, leads to conditions like Addison's disease. This disorder, affecting the adrenal cortex, exhibits symptoms such as skin bronzing, dehydration, low blood pressure, fatigue, and weight loss. Congenital adrenal hyperplasia, a genetic ailment causing...
1.4K
Regulation of Sodium and Potassium
439
The regulation of sodium and potassium ion concentrations in the human body is a complex process governed primarily by hormones such as aldosterone, antidiuretic hormone (ADH), and atrial natriuretic peptide (ANP).
Sodium Regulation
Sodium ions make up approximately 90% of extracellular cations, with a normal blood plasma concentration of 136–148 mEq/L. A decrease in blood volume and pressure triggers the release of renin from granular cells in the juxtaglomerular complex (JGC), primarily...
Sodium Regulation
Sodium ions make up approximately 90% of extracellular cations, with a normal blood plasma concentration of 136–148 mEq/L. A decrease in blood volume and pressure triggers the release of renin from granular cells in the juxtaglomerular complex (JGC), primarily...
439
Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers
63
Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
63
Antihypertensive Drugs: Action of β1 Blockers
312
β1-receptors are primarily located in the heart and kidneys. In cardiac myocytes, these receptors interact with neurotransmitters released by the sympathetic nervous system during heightened activity or danger. As a result, β1-receptors get activated, initiating a series of biochemical processes. Excessive activation of beta receptors due to chronic stress can abnormally increase heart rate and contractility, resulting in high blood pressure or hypertension. To counteract this,...
312
Adrenergic Receptors: β Subtype
1.5K
β-adrenoceptors have varied sensitivities towards adrenaline, noradrenaline, and isoprenaline. The order of agonist potency is as follows:
Isoprenaline > Adrenaline > Noradrenaline
Neurotransmitter binding to these receptors causes activation of adenylyl cyclase resulting in increased concentrations of cAMP and modulation of calcium ion channels within the cell. They are further classified into β1, β2, and β3 subtypes.
β1-adrenoceptors: β1-adrenoceptors...
Isoprenaline > Adrenaline > Noradrenaline
Neurotransmitter binding to these receptors causes activation of adenylyl cyclase resulting in increased concentrations of cAMP and modulation of calcium ion channels within the cell. They are further classified into β1, β2, and β3 subtypes.
β1-adrenoceptors: β1-adrenoceptors...
1.5K
Hormonal Regulation
33.0K
The renin-aldosterone system is an endocrine system which guides the renal absorption of water and electrolytes, thus managing blood pressure and osmoregulation. Activation of the system begins in the kidneys with a small cluster of cells adjacent to the afferent and efferent blood vessels of the renal corpuscle. As the nephrons are filtering blood, juxtaglomerular cells monitor blood pressure. If they detect a decrease in pressure, they release the hormone renin into the bloodstream.
33.0K

