在瑞士进行了五年的新生儿联合查,量化了TREC和KREC
Maarja Soomann1, Seraina Prader1, Susanna Sluka2
1Division of Immunology and the Children's Research Center, University Children's Hospital Zurich, University of Zurich, Zurich, Switzerland.
The journal of allergy and clinical immunology. In practice
|November 2, 2025
概括
瑞士新生儿查计划成功发现了新生儿的严重综合免疫缺陷 (SCID) 和其他免疫障碍. 添加卡帕删除复合切除圈 (KREC) 测量增加了诊断,对转诊率的影响最小.
科学领域:
- 免疫学 免疫学 免疫学
- 遗传学 是一个遗传学.
- 儿科 儿科 儿科
背景情况:
- 自2019年1月1日以来,瑞士新生儿查计划包括T细胞受体 (TREC) 和卡帕删除复合切除圆 (KREC) 测量.
- 本研究评估了该计划最初的5年发现,重点关注KREC查的实用性和挑战.
研究的目的:
- 总结瑞士新生儿查计划在前五年的关键成果.
- 评估结合KREC测量的诊断附加值和相关负担.
主要方法:
- 从2019年至2023年间的瑞士新生儿查登记册队列数据的前性分析.
- 包括435985名接受查的新生儿,对异常结果的新生儿进行详细的随访.
主要成果:
- 在435,985名新生儿中,有409名 (0.09%) 的查结果异常,其中386名被录取. 在181名婴儿中发现了异常TREC水平,导致11名婴儿被诊断为严重综合免疫缺陷 (SCID),2名婴儿被诊断为先天性缺血,另外41名婴儿出现较轻微的T细胞缺陷. 在205名婴儿中观察到单独的异常KREC水平,确定8名患有甲基球蛋白血症,1名患有心电衰竭.
- 暂时异常的TREC水平与早产,低出生体重和住院护理有关,而暂时异常的KREC水平与母亲的免疫抑制疗法有关.
- 总体推率低至0.025%,KREC仅贡献了20%的推.
结论:
- 瑞士新生儿查计划在最初的五年里有效地发现了SCID,先天性缺血症,T细胞缺陷和甲基球蛋白血症.
- 结合TREC和KREC查方法是可行的,并且只会导致转诊率略有增加.
- 克雷克查为B细胞缺陷提供了有价值的见解,而不会显著增加查负担.
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