[微生物学实验室的分析前质量评估]
Meztli Monserrat Carbajal-Vázquez1, María Guadalupe Carrillo-Montes2, Roxana Blanca Rivera-Leaños1
1Instituto Mexicano del Seguro Social, Centro Médico Nacional Siglo XXI, Hospital de Cardiología, Laboratorio. Ciudad de México, México.
Revista medica del Instituto Mexicano del Seguro Social
|November 25, 2024
概括
微生物学实验室的预分析错误,如转录和识别错误,导致呼吸道样本的排斥率为7.56%. 质量指标显示了理想的水平,但只有四个是持续改进的有用.
科学领域:
- 医学实验室科学 医学实验室科学
- 临床微生物学 临床微生物学
- 医疗保健中的质量管理
背景情况:
- 微生物学实验室的分析前错误会损害患者的安全,增加医疗保健成本.
- 墨西哥目前缺乏监测和评估分析前阶段的建立系统.
- 实施质量指标被提出为实验室流程持续改进的战略.
研究的目的:
- 在微生物学实验室中确定呼吸道样本排斥的主要原因.
- 评估分析前质量指标对监测和改善实验室性能的有用性.
主要方法:
- 进行了一项横截面研究,审查了2022年8月至2023年7月的实验室记录.
- 分析了样本拒绝的频率和原因.
- 使用与国际临床化学和实验室医学联合会 (IFCC) 准则一致的质量指标.
主要成果:
- 在3530个请求中,582个 (16.48%) 是用于呼吸道样本,其中44个 (7.56%) 由于分析前错误而被拒绝.
- 拒绝的主要原因包括:不符合默里-华盛顿标准 (25.0%),转录错误 (22.7%),采样错误 (20.4%),识别错误 (20.4%).
- 样本保存缺陷 (4.5%) 和未识别样本 (6.8%) 是较少的原因.
结论:
- 该研究确定了微生物学实验室中呼吸道样本排斥的主要原因.
- 使用分析前的质量指标进行的分析揭示了理想的水平和参考范围.
- 只有四个特定的质量指标被认为适合长期实施以提高实验室质量.
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