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相关概念视频

Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

Blood Studies for Cardiovascular System I: Cardiac Biomarkers

749
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...
749
Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers01:19

Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers

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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...
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Dried Blood Spot Collection of Health Biomarkers to Maximize Participation in Population Studies
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生物标志物 生物标志物

Xueping Chen1

  • 1West China Hospital, Chengdu, Sicuan, China; West China Hospital, Sichuan University, Chengdu, Sichuan, China.

Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
PubMed
概括
此摘要是机器生成的。

莱卡尼马布治疗在阿尔茨海默氏症患者中显示出显著的认知改善.

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科学领域:

  • 神经学 神经学
  • 神经退行性疾病 神经退行性疾病
  • 药理学 药理学是指药理学的学科.

背景情况:

  • 阿尔茨海默病 (AD) 是一种进展性神经退行性疾病,是全球痴呆的主要原因.
  • 莱卡尼马布是一种已批准的轻度阿尔茨海默氏症疾病修饰疗法,需要现实世界的疗效和安全性数据.
  • 使用AD相关血清生物标志物监测治疗疗效对于个性化患者管理至关重要.

研究的目的:

  • 为了评估lecanemab在阿尔茨海默病患者中的实际有效性和安全性.
  • 探索血清生物标志物在监测莱卡尼马布治疗反应中的有用性.
  • 为了在现实世界中识别与lecanemab治疗相关的潜在不良事件.

主要方法:

  • 招募了51名符合阿尔茨海默病的ATN标准的患者.
  • 使用ADAS-Cog,CDR-SB,MoCA,MMSE和FAB进行认知功能的评估.
  • 血清生物标志物 (NFL,GFAP,Aβ 1-40,Aβ 1-42,p-tau 181,p-tau 217) 进行了监测.

主要成果:

  • 在7个月后,ADAS-Cog,CDR-SB和MoCA得分有显著改善.
  • 血清p-tau 181水平显著下降,与认知能力的改善相关.
  • 观察到输液反应和无症状的ARIA,需要监测.

结论:

  • 莱卡尼马布在现实环境中证明了在治疗轻度至中度AD方面的潜在安全性和有效性.
  • 动态监测血清p-tau 181可能有助于评估治疗疗效.
  • 对于严重认知障碍患者,建议对ARIA等不良事件进行密切监测.