急性心肌炎.急性心肌炎. 在儿童中通过PCR快速诊断
A B Martin1, S Webber, F J Fricker
1Lillie Frank Abercrombie Section of Cardiology, Texas Children's Hospital, Department of Pediatrics, Baylor College of Medicine, Houston 77030.
Circulation
|July 1, 1994
概括
聚合酶链反应 (PCR) 快速而灵敏地检测心肌组织中的病毒感染,改善了儿童病毒性心肌炎的诊断. 在这项研究中,腺病毒比肠道病毒更为普遍.
科学领域:
- 心脏病学 心脏病学
- 病毒学 病毒学
- 分子诊断学 分子诊断
背景情况:
- 病毒性心肌炎的诊断具有挑战性,依赖于有限的临床和组织学数据.
- 传统的病毒检测方法,如培养和血清学,产生较低的结果.
- 快速准确的诊断工具对于有效管理儿科心肌炎至关重要.
研究的目的:
- 评估聚合酶链反应 (PCR) 对于儿童急性病毒性心肌炎的快速诊断的实用性.
- 将PCR发现与传统的诊断方法和组织病理学进行比较.
- 在儿科心肌炎病例中识别常见的病毒病因.
主要方法:
- 用PCR分析了38个心肌组织样本,这些样本来自疑似急性病毒性心肌炎的患者和对照人群.
- 样本来源于内肌心活检,心脏扩张和尸检样本.
- 针对PCR原体的目标是肠道病毒,细胞巨型病毒 (CMV),腺病毒和简单疹病毒 (HSV).
主要成果:
- 在68%的心肌样本中使用PCR检测出病毒基因组.
- 腺病毒是最常检测到的病毒 (15个样本),其次是肠道病毒 (8个样本).
- 在13例病例中,PCR结果显示与组织病理学有差异,主要与腺病毒检测有关.
结论:
- PCR提供了一种快速而敏感的方法来诊断心肌病毒感染.
- 腺病毒在这个儿科心肌炎队列中成为流行病原体.
- 将PCR与内心肌活检结合起来,可以更好地检测心肌病毒基因组.
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