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来自感染SARS-CoV2的单一捐赠者的血造干细胞移植:一个病例报告
Xin Chen1, Qiaoling Ma1, Aiming Pang1
1State Key Laboratory of Experimental Hematology, National Clinical Research Center for Blood Diseases, Haihe Laboratory of Cell Ecosystem, Institute of Hematology & Blood Diseases Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin Nan Jing Road 288, 300020, China.
IDCases
|November 6, 2023
概括
一名患有轻度SARS-CoV-2感染的造血干细胞捐赠者成功为白血病患者捐赠了干细胞. 移植成功,没有将SARS-CoV-2传播给免疫功能低下的患者.
科学领域:
- 血液学 血液学 血液学
- 传染性疾病 传染性疾病
- 移植免疫学 移植免疫学
背景情况:
- 造血干细胞移植 (HSCT) 是血液恶性瘤的关键治疗方法.
- 严重急性呼吸道综合征冠状病毒2 (SARS-CoV-2) 对免疫功能低下的患者构成风险,包括那些接受HSCT的人.
- 像Omicron这样的SARS-CoV-2变种的出现需要对移植协议进行重新评估.
研究的目的:
- 报告来自活跃SARS-CoV-2感染的捐赠者的成功HSCT病例.
- 评估感染的捐赠者的干细胞捐赠期间SARS-CoV-2传播的风险.
- 评估使用来自轻度SARS-CoV-2感染的捐赠者的外周血液造血干细胞 (PB-HSC) 的安全性.
主要方法:
- 一份病例报告,一名34岁的女性患有急性淋巴细胞白血病,接受HSCT.
- 患者和捐赠者都接受了三剂非活化SARS-CoV-2疫苗.
- PB-HSC从一个患有轻度,活跃SARS-CoV-2感染的供体中收集.
主要成果:
- 该HSCT程序已经成功完成.
- 患者在移植后没有发展SARS-CoV-2感染.
- 在患者身上定期进行的SARS-CoV-2核酸和抗原测试仍然呈阴性.
结论:
- 来自轻度SARS-CoV-2感染的捐赠者的外周血液干细胞捐赠是可行的,即使对于免疫功能低下的患者也是如此.
- 高疫苗接种率和当前的SARS-CoV-2变种可能会影响传播风险.
- 这一案例为未来的HSCT捐赠者选择策略提供了宝贵的见解.
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