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Blood Transfusion and Agglutination02:45

Blood Transfusion and Agglutination

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Blood transfusion is a therapeutic measure to restore the blood volume after extensive blood loss due to an accident or a medical procedure. Blood transfusion involves drawing a certain amount of blood from a suitable donor and infusing it into the recipient.
History
The history of blood transfusion dates back to the 17th century, when early attempts were made in animals. In 1818 James Blundell, a British doctor, performed the first successful human blood transfusion. Later in 1900, Karl...
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Blood Transfusion01:15

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Blood transfusion is a critical medical procedure that saves lives and treats various medical conditions. It involves transferring blood from a donor to a recipient. This process requires a thorough understanding of the ABO blood group system and its associated antigens and antibodies.
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A blood transfusion is a medical procedure used to replace blood lost due to injury, surgery, or to treat conditions such as anemia or cancer. During a transfusion, donor blood is...
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EDTA: Direct, Back-, and Displacement Titration01:30

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The EDTA titration types for metal ion analysis include direct titration, back-titration, and replacement titration.
Direct titration involves buffering the metal ion solution to the desired pH and directly titrating with standard EDTA until the endpoint. The optimum pH ensures a large conditional formation constant of metal−EDTA and visibility of the free indicator color in the solution. In addition, auxiliary complexing reagents are used to prevent the precipitation of metal hydroxides...
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The cardiovascular system regulates the number of erythrocytes in the bloodstream to ensure optimal oxygen transport. It also prevents over-proliferation of these cells, which helps to maintain blood viscosity and flow rate.
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EPO then...
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相关实验视频

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Continuous Manual Exchange Transfusion for Patients with Sickle Cell Disease: An Efficient Method to Avoid Iron Overload
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大规模输血增加血清的度

Justyna Malinowska1,2, Milena Małecka-Giełdowska1,3, Katarzyna Pietrucha4

  • 1Department of Laboratory Medicine, Medical University of Warsaw, 02-097 Warsaw, Poland.

Journal of clinical medicine
|August 12, 2023
PubMed
概括

大规模输血红细胞会增加患者的血清水平,可能是由于输血细胞的轻度血解. 这一发现对于管理输血并发症至关重要.

关键词:
红血细胞 (RBC) 是一种低磁性血症 (hypomagnesemia) 是一种的含量是多少? 的含量是多少?输血是输血的方法之一.

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科学领域:

  • 输血医学 输血医学
  • 临床化学 临床化学
  • 血液学 血液学 血液学

背景情况:

  • 大规模输血包装红细胞 (RBC) 是一个关键的干预措施,但可能导致诸如失磁血症等并发症.
  • 是一种细胞内离子,可被输血红细胞显著影响,影响受体血液中的水平.

研究的目的:

  • 为了研究大规模输血对血清度的影响.
  • 探索红细胞中的细胞内和手术后的水平之间的关系.

主要方法:

  • 对49名接受大量输血 (≥4单位/小时) 的患者进行了回顾性研究.
  • 从医院数据库中分析实验室结果和患者病史.
  • 在231个红细胞样本中测量细胞内的度,采用色度测量方法.

主要成果:

  • 输血后24小时和48小时观察到平均血清的显著增加 (p < 0.00001).
  • 死亡的患者血清度显著更高 (p < 0.05).
  • 红细胞中的细胞内的中位数 (0.91 mmol/L) 低于参考值 (1.65-2.65 mmol/L).

结论:

  • 输血的红细胞显著提高术后血清水平.
  • 输血红细胞的轻度血液溶解可能会导致血清的增加,因为发现的细胞内度很低.