诊断Streptococcus pyogenes喉炎的临床决策规则在斐济:一个前性的诊断准确性研究
John D Hart1,2, Jimaima Kailawadoko3, Tria Williams1,4
1Murdoch Children's Research Institute, Melbourne, Australia.
The Lancet regional health. Western Pacific
|December 26, 2025
概括
临床决策规则 (CDR) 无法准确诊断 Streptococcus pyogenes 在斐济的喉痛. 在资源有限的环境中,对于这种常见的感染,迫切需要新的,负担得起的诊断方法.
科学领域:
- 医学诊断 医学诊断 医学诊断
- 传染性疾病 传染性疾病
- 公共卫生 公共卫生
背景情况:
- 急性类风湿性发烧是一种严重的免疫媒介疾病,是由Streptococcus pyogenes感染引发的.
- 喉炎的Streptococcus pyogenes构成了严重的健康负担,特别是在资源有限的地区.
- 临床决策规则 (CDR) 广泛用于诊断喉疼痛,但其准确性可变.
研究的目的:
- 评估多个CDR的诊断准确性,以识别Streptococcus pyogenes在斐济的喉痛.
- 为了比较CDRs与培养和核酸放大测试 (NAAT) 在热带环境中的性能.
主要方法:
- 在斐济苏瓦进行了一项前性诊断准确性研究,涉及5至15岁的儿童出现喉疼痛.
- 用培养和NAAT收集了喉拭子,用于检测Streptococcus pyogenes.
- 通过使用NAAT和培养作为参考标准,对6个CDR进行了诊断性能评估.
主要成果:
- 根据NAAT,Streptococcus pyogenes的患病率为31.7%,按培养为10.4%.
- 斐济CDR显示高灵敏度,但诊断S. pyogenes喉炎的特异性非常低.
- 所有评估的CDR都表现出差异化能力 (AUC:0.48-0.55).
结论:
- 对于在斐济诊断S. pyogenes喉炎来说,CDRs是不可靠的,斐济是一个风湿性发烧负担很高的地区.
- NAAT提供了比培养更高的灵敏度,但对于广泛使用而言仍然昂贵.
- 在资源有限的地区,迫切需要准确且负担得起的诊断工具来治疗喉疼痛.
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