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相关概念视频

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In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, and mode. Additionally, measures of variance like standard deviation and range are used to find the spread of data from the mean. Relative standing measures the distance between data locations. Commonly used measures of relative standings are percentile, z score, and quartiles.
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Data are individual items of information obtained from a population or sample. Data may be classified as qualitative (categorical), quantitative continuous, or quantitative discrete. Because it is not practical to measure the entire population in a study, researchers use samples to represent the population. A random sample is a representative group from the population chosen by using a method that gives each individual in the population an equal chance of being included in the sample. Random...
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Blood is specialized connective tissue comprising about 8% of the body mass. It has a thick, liquid extracellular matrix that contains cells, dissolved proteins, and electrolytes, making it five times more viscous than water. Blood is warm, around 38°C, and has an alkaline pH ranging from 7.35 to 7.45.
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Functional groups are a group of atoms with characteristic properties, which when linked to the carbon skeleton of a molecule, alter the properties of that molecule. For example, the presence of certain functional groups on a molecule will make them hydrophilic, whereas others will make them hydrophobic. These functional groups are an indispensable part of organic chemistry and important components of biological molecules, such as carbohydrates, proteins, lipids, and nucleic acids. Each...
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Body:Bioequivalence experimental study designs are crucial methodologies used in evaluating and comparing the bioavailability of different drug products. These designs are categorized into various types: completely randomized, randomized block, repeated measures, cross and carry-over, and Latin square designs.Completely randomized designs involve randomly allocating treatments to all subjects participating in the experiment. This allocation is achieved by assigning unique random numbers to...
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Blood is pumped by the heart into the aorta, the largest artery in the body, and then into increasingly smaller arteries, arterioles, and capillaries. The velocity of blood flow decreases with increased cross-sectional blood vessel area. As blood returns to the heart through venules and veins, its velocity increases. The movement of blood is encouraged by smooth muscle in the vessel walls, the movement of skeletal muscle surrounding the vessels, and one-way valves that prevent backflow.
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Antigens Protected Functional Red Blood Cells By The Membrane Grafting Of Compact Hyperbranched Polyglycerols
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延迟移植功能的完整血清:叙述性审查

Marlene Marisol Perales-Quintana1, Edelmiro Perez Rodriguez2, Allina P Flores-Mendoza2

  • 1Department of Physiology, Facultad de Medicina, Universidad Autónoma de Nuevo León (UANL), Monterrey, Mexico.

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完整血清 (CBC) 参数可以帮助预测移植后的延迟移植功能 (DGF). 低血红蛋白和高的中性粒细胞与淋巴细胞比率 (NLR) 与更高的DGF风险有关,这表明可访问的监测.

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科学领域:

  • 腎臟病學 (nephrology) 是一種醫學專業.
  • 移植免疫学 移植免疫学
  • 血液学 血液学 血液学

背景情况:

  • 延迟移植功能 (DGF) 是移植后的常见并发症,导致急性损伤并需要透析.
  • 早期识别患有DGF风险的患者对于改善术后护理和移植结果至关重要.
  • 目前用于DGF的新型生物标志物缺乏广泛的临床应用.

研究的目的:

  • 审查完整血清 (CBC) 参数和衍生指数的潜力,作为可访问和具有成本效益的DGF风险预测器.
  • 综合现有关于CBC参数与DGF之间的关联的研究.

主要方法:

  • 对研究的叙述性综述,研究CBC参数 (血红蛋白,WBC,血小板计数) 和血液学指数 (NLR,PLR) 与DGF风险相关.
  • 在主要的生物医学数据库中使用有针对性的关键字进行文献搜索.
  • 对预测价值,潜在机制和临床实用性进行选定的研究分析.

主要成果:

  • 在特定的CBC参数和DGF风险之间发现了重要的关联.
  • 低的手术前/术后血红蛋白和高的移植前/移植后NLR与增加的DGF风险相关.
  • 低的移植前血红蛋白和外科手术期间的降低>1.3 g/dL,以及手术前的NLR>3.5,显示出早期检测的希望.

结论:

  • 从CBC衍生的参数,特别是血红蛋白水平和NLR,显示出预测移植受体中DGF风险的潜力.
  • 这些参数可能反映了潜在的炎症反应和缺血-再输液损伤.
  • 需要进一步的前性多中心研究来验证研究结果,并为临床使用建立标准化的截止值.