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相关概念视频

Renal Failure: Dose Adjustments01:11

Renal Failure: Dose Adjustments

88
In patients with renal impairment, drugs undergo significant changes in their pharmacokinetics, which require dosage adjustments to ensure safe and effective therapy.
Reduced renal clearance and elimination rate are common outcomes of renal impairment. These alterations lead to a prolonged elimination half-life and an altered apparent volume of distribution for drugs. As a result, dosage adjustments are typically necessary to maintain optimal drug levels in the body.
However, dosage adjustments...
88
Factors Affecting Renal Clearance: Renal Impairment01:17

Factors Affecting Renal Clearance: Renal Impairment

91
Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
91

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相关实验视频

Updated: Jun 28, 2025

Evaluation of Oxidative Stress in Biological Samples Using the Thiobarbituric Acid Reactive Substances Assay
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调整尿酸参考区间是否适当?

Fang Bao, Ruoyu Yuan, Yingjuan Shi

    Clinical laboratory
    |April 16, 2024
    PubMed
    概括

    中国成年人血清尿酸水平显示偏差分布,需要调整参考间隔以进行准确的临床诊断. 基于性别和年龄的新间隔可以提高异常检测率.

    科学领域:

    • 临床生物化学 临床生物化学
    • 公共卫生 公共卫生
    • 流行病学 流行病学

    背景情况:

    • 研究来自中国沿海地区的健康成年人血清尿酸 (UA) 分布情况.
    • 评估UA水平的现有参考区间的充分性.

    研究的目的:

    • 为了确定血清尿酸水平的可观察分布.
    • 评估当前参考区间对中国沿海健康成年人的适用性.
    • 根据人口因素建立和验证新的参考区间.

    主要方法:

    • 对20786名健康成年参与者的血清尿酸水平的分析.
    • 由于UA分布偏差,参与者根据性别和年龄分为六组.
    • 使用95%置信区间 (P2.5 - P97.5) 建立和验证参考区间.

    主要成果:

    • 在性别和年龄组之间发现了血清UA水平的显著差异 (p < 0.05).
    • 确定了总体参考区间:男性为238488 μmol/L,女性为155364 μmol/L.
    • 根据性别和年龄调整参考间隔显著降低了男性的异常率56.90%.

    结论:

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    • 血清尿酸水平在所有年龄组都表现出"右转".
    • 临床评估必须考虑低值UA群体.
    • 优化的参考间隔和临床决策水平对于准确的诊断和治疗至关重要.