功能对心脏托罗邦尼预后值的影响
Rasmus Bo Hasselbalch1, Martin Schultz1, Nicholas Carlson2
1Department of Cardiology, Copenhagen University Hospital - Herlev-Gentofte Hospital, Copenhagen, Denmark; Department of Emergency Medicine, Copenhagen University Hospital - Herlev-Gentofte Hospital, Copenhagen, Denmark.
Clinical biochemistry
|December 18, 2025
概括
功能显著影响心脏素 (cTn) 的预后能力. 降低功能降低了预测准确度,并增加了cTnT和cTnI测定的最佳切断度.
科学领域:
- 心脏病学 心脏病学
- 腎臟病學 (nephrology) 是一種醫學.
- 生物标志物 生物标志物
背景情况:
- 众所周知,功能会影响心脏型素T (cTnT) 和心脏型素I (cTnI) 的血清度.
- 不同功能对这些心脏热素检测的预后价值的影响仍然是研究领域.
研究的目的:
- 为了研究估计的淋巴细胞过率 (eGFR) 如何影响高灵敏度心脏热素T (hs-cTnT) 和高灵敏度心脏热素I (hs-cTnI) 试验的预后性能.
- 为了确定这些生物标志物的最佳切断度,在不同水平的功能.
主要方法:
- 一项全国性的丹麦队列研究 (2013-2023年),包括连续hs-cTnT和hs-cTnI测量患者.
- 根据eGFR对患者进行了分层,并使用Cox模型和AUC评估预后能力.
- 主要终点是30天全因死亡率.
主要成果:
- 几乎所有EGFR<30毫升/分钟/1.73米2的患者都表现出hs-cTnT (99.4%) 与hs-cTnI (85.4%) 的心肌损伤.
- 心肌损伤的危险比率随着EGFR的恶化而下降,特别是对于hs-cTnT.
- 预测死亡率的曲线下的面积 (AUC) 在所有测试中随着eGFR的下降而下降,从0.68-0.76 (eGFR ≥90) 到0.59-0.63 (eGFR <15) 之间.
- 在所有测试中,最佳切断值在较低的eGFR时显著增加.
结论:
- 功能大大改变了心脏热素测试的预后性能.
- 随着功能下降,hs-cTnT和hs-cTnI的预测能力会下降.
- 较高的最佳切断度是必要的,以准确地分类患有功能障碍的患者的风险分层.
相关概念视频
Blood Studies for Cardiovascular System I: Cardiac Biomarkers
758
Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
758
Acute Kidney Injury IV: Diagnostic Studies and Prevention
243
Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
243
Serum Studies: Renal Function Tests
341
Renal function tests are crucial for assessing kidney health, monitoring disease progression, and evaluating the kidneys' efficiency in waste elimination, fluid balance, and electrolyte regulation. These tests offer critical insights into kidney function, even though routine measurements may appear normal until there is a significant decline in the glomerular filtration rate or GFR. Typically, signs of kidney impairment only become evident when the GFR falls to about 50% of its normal level.
341
Chronic Kidney Disease III: Interprofessional Care
320
Chronic kidney disease (CKD) requires collaborative and comprehensive management. CKD progresses through stages and can lead to end-stage kidney disease (ESKD) if untreated. Interprofessional collaboration and patient education are crucial, enabling patients to manage their health and improve their quality of life.Diagnostic approach for chronic kidney diseaseThe diagnosis of CKD primarily focuses on the glomerular filtration rate (GFR), which assesses kidney function by measuring how well...
320
Acute Kidney Injury V: Interprofessional Care
277
Acute Kidney Injury (AKI) requires a collaborative healthcare approach to restore renal function and prevent complications. Essential management strategies involve monitoring fluid and electrolyte balance, adjusting medications, initiating dialysis when necessary, and providing nutritional support.Fluid and Electrolyte ManagementFluid Monitoring: Regularly monitoring body weight, central venous pressure, and urine output helps detect fluid imbalances early. Patient intake and output are...
277
Factors Affecting Renal Clearance: Renal Impairment
402
Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
402


