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Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

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

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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

Rodolfo Braga Ladeira1, Vinicius Ribeiro Leduc1,2, Marcia Radanovic1

  • 1Laboratorio de Neurociências (LIM27), Instituto de Psiquiatria do Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, Sao Paulo, SP, Brazil.

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PubMed
概括
此摘要是机器生成的。

与对照组相比,患有双相情感障碍的老年人表现出中叶缩的增加. 治疗可能会减少这种大脑缩,这表明潜在的神经保护作用.

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科学领域:

  • 神经科学是一个神经科学.
  • 老年病的医生 老年病的医生
  • 精神病学是一个精神病学.

背景情况:

  • 双极性障碍 (BD) 与认知能力下降和大脑结构变化 (如缩) 有关.
  • 中间叶缩 (MTA) 影响记忆,在老年人群中观察到.
  • 患有BD的老年人可能表现出加速的大脑衰老和MTA.

研究的目的:

  • 用MRI评估1型双相情感障碍的老年患者的MTA.
  • 调查老年BD患者中MTA和临床因素之间的关系.
  • 探索对大脑结构的潜在神经保护作用.

主要方法:

  • 在MRI扫描上使用Schelten的尺度对MTA的视觉评分.
  • 包括57名患有I型BD的老年人和24名老年人对照.
  • 由三个独立的,经验丰富的研究人员进行手动评估.

主要成果:

  • 与对照组相比,BD组的左MTA得分显著更高 (p=0.024).
  • 不服用的双极性患者显示MTA得分高于对照组.
  • 服用的双极性患者的MTA得分比未服用的患者低.

结论:

  • 与对照组相比,I型BD的老年人表现出明显的MTA.
  • 在老年BD患者中,暴露可能会减弱MTA,这表明潜在的神经保护.
  • 视觉评级尺度是可行的,用于评估BD中的结构性大脑变化.