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相关概念视频

Blood Transfusion01:15

Blood Transfusion

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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.
Blood Transfusion Overview
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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Multiple Allele Traits01:49

Multiple Allele Traits

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The Concept of Multiple Allelism
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Hemoglobin01:24

Hemoglobin

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Hemoglobin is a globular protein made up of four subunits. Two of these subunits are alpha chains, and the other two are beta chains. Each subunit contains a molecule of heme, which has an iron atom and can bind to oxygen. When an oxygen molecule binds to one heme group, it changes the shape of hemoglobin, making it easier for the other heme groups to bind oxygen as well.
When all four heme groups are bound to oxygen, the resulting molecule is called oxyhemoglobin. As a result, arterial blood...
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Disorders of Erythrocytes01:27

Disorders of Erythrocytes

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Disorders of erythrocytes, or red blood cells (RBCs), include a range of conditions affecting their number, shape, or function.
Erythrocyte disorders can be broadly categorized into two main types: anemic and polycythemic conditions.
A low oxygen-carrying capacity of the blood due to the loss, lower production, or destruction of erythrocytes is termed anemia. Hemorrhagic anemia, for example, occurs when bleeding from an external wound or internal ulcer reduces erythrocyte counts.
On the other...
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Blood Typing01:10

Blood Typing

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Understanding an individual's blood group is a critical component of transfusion medicine. It ensures compatibility in blood transfusions, organ transplants, and even during pregnancy. Determining these blood groups involves the ABO and Rh blood typing systems, utilizing specific antigens and corresponding anti-sera to identify an individual's blood type.
Antigens are protein molecules that reside on the surface of red blood cells (RBCs). The ABO and Rh blood typing systems target...
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The ABO Blood Group01:12

The ABO Blood Group

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The ABO blood group system is a critical element of transfusion medicine, essential for determining blood compatibility in transfusions and organ transplants. It is based on specific antigens, or agglutinogens, present on the surface of red blood cells (RBCs) and corresponding antibodies, or agglutinins, in the blood plasma.
Antigens in the ABO Blood Group System
Antigens are substances that can trigger an immune response, leading to the production of antibodies. In the ABO blood group system,...
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相关实验视频

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A Precision Medicine Tool for Measurement and Monitoring of Hemoglobin S in Sickle Cell Disease Patients Receiving Transfusion Therapy
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阿尔法血症:一个实用的概述

Khaled M Musallam1, M Domenica Cappellini2, Thomas D Coates3

  • 1Center for Research on Rare Blood Disorders (CR-RBD), Burjeel Medical City, Abu Dhabi, United Arab Emirates.

Blood reviews
|January 5, 2024
PubMed
概括

阿尔法血症是一种遗传性血液疾病,由于阿尔法环球蛋白合成减少,导致贫血. 管理是支持性的,新疗法针对无效的红色素形成和正在开发中的贫血.

关键词:
诊断 诊断 诊断 诊断 诊断血液溶解 血液溶解管理 管理 管理 管理输血 输血 输血是指输血.阿尔法-血病的发生.贫血 贫血 是一种疾病.

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科学领域:

  • 血液学 血液学 血液学
  • 遗传学 遗传学 是一个
  • 遗传性血液疾病 遗传性血液疾病

背景情况:

  • 阿尔法thalassemia是一种遗传性血液疾病,由降低的阿尔法环球蛋白链合成.
  • 这种不平衡导致非有效的红色素形成,红细胞存活率降低,慢性血清性贫血以及相关的并发症.
  • 临床严重程度从无声载体状态到严重的输血依赖性疾病不等.

研究的目的:

  • 审查alpha-thalassemia的表现方式.
  • 为临床医生管理alpha-thalassemia患者提供实用信息.
  • 突出目前和新兴的治疗策略.

主要方法:

  • 关于α-thalassemia的文献综述. 这是一个很好的例子.
  • 综合关于临床表现,病理生理学和管理的信息.
  • 新型治疗方法的概述.

主要成果:

  • 临床表现依赖于基因型,具有严重程度的范围.
  • 目前的治疗主要是支持性,包括输血和化疗法.
  • 新型基因疗法和疾病修饰剂正在开发中.

结论:

  • 阿尔法thalassemia呈现了一系列的临床表型,需要定制管理.
  • 支持性护理仍然至关重要,解决贫血和铁过载等并发症.
  • 新兴疗法有可能改善治疗,甚至可以治愈α-thalassemia.