在G6PD正常患者中意外的普里马奎因诱导血液溶解:尼泊尔的一份病例报告
Aarju Khadka1, Sachet Subedi2, Nisha Lama1
1College of Medical Sciences Teaching Hospital Bharatpur Nepal.
Clinical case reports
|March 10, 2025
概括
普里马奎因可以预防疟疾复发,但可能导致血液溶解性贫血. 这一案例表明,即使具有正常葡萄糖-6-酸脱酶 (G6PD) 水平的患者也可能经历这种风险,突出显示需要监测.
科学领域:
- 药理学 药理学是指药理学的学科.
- 传染性疾病 传染性疾病
- 血液学 血液学 血液学
背景情况:
- 普拉马奎因对于根除休眠的Plasmodium vivax肝脏阶段至关重要,防止疟疾复发.
- 普里马奎因诱导的溶血性贫血是一种已知的风险,主要与葡萄糖-6-酸盐脱酶 (G6PD) 缺乏有关.
- 目前针对G6PD缺乏症的查方法可能无法确定所有易受血解的个体.
研究的目的:
- 报告患者血清性贫血病例,患者的葡萄糖-6-酸脱酶 (G6PD) 水平正常,接受普里马奎因治疗.
- 为了强调在G6PD正常个体中诱导血解的潜力.
- 突出标准G6PD测试的局限性和需要警的患者监测.
主要方法:
- 一个27岁的男性接受了Plasmodium vivax疟疾治疗的病例报告.
- 管理的primaquine对于根本的治疗.
- 在治疗期间监测G6PD水平 (定量分析) 和血红蛋白水平.
主要成果:
- 患者在治疗前和治疗期间呈现正常的定量G6PD水平.
- 尽管G6PD状态正常,但患者患有显著的溶血性贫血,血红蛋白显著下降.
- 由于不良血液学事件,Primaquine治疗被提前中止.
结论:
- 血清性贫血可能发生在正常的葡萄糖-6-酸盐脱酶 (G6PD) 水平的患者中,这些患者接受了普里马奎因治疗.
- 这一案例凸显了当前G6PD查试验在预测普里马奎因诱导的血液溶解方面的潜在不足.
- 在所有接受普里马奎因的患者中,无论G6PD查结果如何,对血液溶解的迹象进行密切的临床监测至关重要.
相关概念视频
01:27Disorders of Erythrocytes
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...
01:20Inborn Errors of Metabolism
Phenylketonuria (PKU) is a protein metabolism disorder characterized by high blood levels of the amino acid phenylalanine. This results from a mutation in the gene responsible for phenylalanine hydroxylase, an enzyme that converts phenylalanine into tyrosine. When this enzyme is deficient, phenylalanine builds up in the blood, leading to symptoms such as vomiting, rashes, seizures, growth deficiency, and severe mental retardation. An early diagnosis and a diet restricting phenylalanine intake...
01:16Drug toxicity: Idiosyncratic Reactions
Idiosyncratic drug reactions represent abnormal chemical responses that vary significantly among individuals, ranging from extreme sensitivity to low doses to insensitivity to high doses. These reactions often occur due to the drug's covalent binding with serum proteins, forming a foreign hapten that triggers an immunotoxicological response. The variability in drug reactions has a strong pharmacogenetic foundation, with genetic differences crucial in how individuals metabolize drugs. For...