概括
报告了输血相关的获得性免疫缺陷综合征 (艾滋病) 病例,婴儿表现出更高的敏感性. 在高风险的捐赠者中发现了人类T细胞淋巴细胞病毒III型/淋巴腺病相关病毒 (HTLV-III/LAV),突出显示了查的必要性.
科学领域:
- 流行病学 流行病学
- 病毒学 病毒学
- 公共卫生 公共卫生
背景情况:
- 获得性免疫缺陷综合征 (艾滋病) 通过输血传播是一个重大的公共卫生问题.
- 婴儿占据了报告的输血相关艾滋病病例的10%,这表明潜在的易感性增加.
研究的目的:
- 调查输血相关艾滋病的发病率和特征.
- 确定人类T细胞淋巴变性病毒III型/淋巴腺病相关病毒 (HTLV-III/LAV) 在输血相关传播中的作用.
主要方法:
- 分析了30个州报告的194例可能与输血相关的艾滋病病例.
- 在47例确诊的高风险献血者的血清检测和病毒隔离.
- 对涉及HTLV-III/LAV传播的血液成分的检查.
主要成果:
- 在47名高风险捐赠者中,40名被测试者显示HTLV-III/LAV抗体的反应性血清学,该病毒从26名血清活性捐赠者中23名中被分离出来.
- 传输的血液成分包括红细胞,血小板,血和全血.
- 从输血到艾滋病诊断的潜伏期从4到84个月不等.
结论:
- 从输血中患上艾滋病的风险很低,但很大.
- 自我推迟和对HTLV-III/LAV的抗体查是减少输血相关艾滋病传播的有效措施.
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