通过定量病毒载荷测试监测冠状病毒疾病的进展和临床影响
Chih-Kai Chang1, Chi-Sheng Chen1, Ming-Jr Jian1
1Division of Clinical Pathology, Department of Pathology, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan, Republic of China.
概括
严重急性呼吸道综合征冠状病毒2 (SARS-CoV-2) 的病毒载量与疾病的严重程度和住院时间有关. 使用标准化单位 (如IU/mL) 来量化病毒载量有助于临床决策.
科学领域:
- 病毒学 病毒学
- 传染性疾病 传染性疾病
- 临床诊断 临床诊断 临床诊断
背景情况:
- 在SARS-CoV-2的病毒载量 (VL) 对治疗策略和患者的治疗结果至关重要.
- 最初的VL与疾病严重程度和死亡率相关.
- 不一致的实验室间解释来自不同的量化平台和目标.
研究的目的:
- 调查SARS-CoV-2 VL与疾病严重程度之间的关联.
- 在临床评估中评估Cobas SARS-CoV-2双测试的功能.
- 通过准确的VL量化来改进临床治疗策略.
主要方法:
- 招募了145名SARS-CoV-2-阳性和50名阴性住院患者.
- 审查电子医疗记录以分类疾病严重程度 (无症状至严重).
- 使用科巴斯SARS-CoV-2双测试量在IU/mL的量化SARS-CoV-2 VL.
主要成果:
- 科巴斯SARS-CoV-2双测试显示了100%的特异性.
- 严重的病例显示较高的VL (8.22 ± 1.21 log10 IU/mL) 和更长的住院时间 (30.56天).
- 无症状患者的VL最低 (5.54 ± 2.06 log10 IU/mL) 和停留时间最短 (14.1天).
结论:
- SARS-CoV-2 VL 与疾病严重程度和住院时间有关.
- 量化VL对于临床护理决策和治疗策略至关重要.
- 科巴斯SARS-CoV-2双测试提供标准化的IU/mL可靠的实验室间解释.
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