相关实验视频
Updated: Jan 10, 2026
01:27
Disorders of Erythrocytes
2.0K
在急性淋巴细胞白血病中分析脑脊液中的白血病透方法-系统性审查
Lavleen Singh1, Kanika Rastogi2, Amitabh Singh3
1Department of Pathology, All India Institute of Medical Sciences, New Delhi, India.
Leukemia & lymphoma
|September 5, 2025
概括
在急性淋巴细胞白血病 (ALL) 中检测中枢神经系统 (CNS) 的参与至关重要. 多参数流细胞计 (FC) 显示出比常规细胞形态学 (CC) 更高的检测灵敏度.
科学领域:
- 血液学
- 癌症学
- 临床病理学
背景情况:
- 在急性淋巴细胞白血病 (ALL) 中,中枢神经系统 (CNS) 的参与显著恶化了预后.
- 精确检测中枢神经系统ALL对于有效的治疗计划和患者管理至关重要.
- 常规细胞形态学 (CC) 和多参数流细胞计 (FC) 是中枢神经系统ALL的关键诊断方法.
研究的目的:
- 系统地审查和批判性地评估CC和FC在分析中枢神经系统ALL中的脑脊液中的诊断作用.
- 为了比较CC和FC在检测中枢神经系统ALL,包括隐性疾病中的敏感性和局限性.
- 确定影响诊断准确性的因素,如分析前变量和解释FC结果的挑战.
主要方法:
- 使用CC和FC分析ALL病例的系统文献综述.
- 对两种方法的诊断性能,敏感性和特异性的批判性检查.
- 分析前分析因素 (心血管液体体积,处理时间,保存时间) 对诊断准确性的影响.
主要成果:
- 传统细胞形态学 (CC) 是黄金标准,但敏感性有限,特别是在脑脊液细胞数量低的情况下.
- 多参数流细胞计 (FC) 在检测"隐性"中枢神经系统疾病 (FC+/CC-) 方面表现出较高的灵敏度.
- 分析前的变量对CC和FC方法的准确性有很大的影响.
结论:
- 对于中枢神经系统ALL检测,特别是对于隐性病例,FC提供了增强的灵敏度,但缺乏标准化的阳性标准.
- 对于隐性中枢神经系统疾病 (FC+/CC-) 的不清楚预后影响和管理策略需要进一步调查.
- 未来的研究应该集中在建立统一的诊断指南和评估隐性中枢神经系统ALL的临床相关性.
相关概念视频
Acute Kidney Injury IV: Diagnostic Studies and Prevention
249
Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
249
Disorders of Erythrocytes
2.0K
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...
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...
2.0K
Blood Transfusion and Agglutination
14.0K
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...
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...
14.0K
Rh Blood Group
2.7K
The Rhesus (Rh) antigen is crucial in determining blood groups and ensuring compatibility during blood transfusions.
2.7K
Blood Transfusion
2.1K
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...
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...
2.1K
Blood Typing
2.3K
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...
Antigens are protein molecules that reside on the surface of red blood cells (RBCs). The ABO and Rh blood typing systems target...
2.3K