第三代测序的检测值用于识别假肢关节感染中的病原体
Wenteng Si1, Wenzhong Chen1, Bin Chen1
1Zhengzhou Orthopaedic Hospital of Joint Surgery, Zhengzhou 450052, China.
Diagnostic microbiology and infectious disease
|April 26, 2024
概括
与传统的微生物培养相比,第三代测序 (TGS) 在假肢关节感染 (PJI) 中可以更好地检测病原体. TGS提供更快,更敏感的结果,有助于更快地诊断和治疗PJI.
科学领域:
- 微生物学 微生物学
- 传染性疾病 传染性疾病
- 基因组学就是基因组学.
背景情况:
- 假肢关节感染 (PJI) 是关节置换手术后的一个严重并发症.
- 准确和及时诊断PJI对于有效的治疗和患者的结果至关重要.
- 对于PJI诊断的传统微生物培养方法在灵敏度和速度上都有局限性.
研究的目的:
- 为了比较第三代测序 (TGS) 与致病性微生物培养的诊断性能,用于检测假肢关节感染 (PJI) 中的微生物.
主要方法:
- 对29名接受关节和膝盖修复手术的患者进行了关节切开.
- 用第三代测序 (TGS) 和传统的致病微生物培养来分析样品.
- 计算和比较了包括灵敏度,特异性和预测值在内的诊断值.
主要成果:
- 与微生物培养 (42.85%) 相比,TGS在PJI组中显示出显著更高的灵敏度 (85.71%).
- TGS确定了17种不同的致病微生物,包括常见和罕见的病原体.
- TGS比微生物培养 (108.0±9.4小时) 提供了更快的结果 (23.8±3.6小时),具有可比的特异性和积极的预测值.
结论:
- 与微生物培养相比,第三代测序 (TGS) 在PJI中检测病原体的灵敏度和速度更高.
- 在诊断假肢关节感染方面,TGS具有临床应用的潜力.
- 需要进一步的研究来完全确定TGS在常规PJI诊断中.
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