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多发性骨髓瘤患者 CAR-T 细胞治疗后 HIV-1 RNA 假阳性检出:多方法比较证实双靶点交叉反应

英文原题:False-positive HIV-1 RNA detection after CAR-T cell therapy in a multiple myeloma patient: multi-assay comparison confirms dual-target cross-reactivity.

查看英文原题

False-positive HIV-1 RNA detection after CAR-T cell therapy in a multiple myeloma patient: multi-assay comparison confirms dual-target cross-reactivity.

PubMed 2026/07/15(内容时间) Diagn Microbiol Infect Dis Q3 · IF 1.8(JCR 2025)

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中文摘要

采用慢病毒载体的CAR-T 细胞 疗法可能会因载体衍生序列的扩增而导致假阳性 HIV-1 RNA 结果。我们描述了一名接受 CAR-T 治疗的多发性骨髓瘤患者的病例,该患者通过两项双靶点检测检测,结果呈低拷贝 HIV-1 RNA 阳性。单靶标检测始终呈阴性。 HIV血清学测试仍然没有反应。该案例强调了检测目标设计在解释 CAR-T 治疗后 HIV RNA 结果中的重要性,并支持血清学检测和替代方法以避免误诊的重要性。

展开英文摘要原文

Chimeric antigen receptor T-cell (CAR-T) therapies, employing lentiviral vectors, may cause false-positive HIV-1 RNA results due to amplification of vector-derived sequences.

We describe a case of a patient with multiple myeloma undergoing CAR-T therapy tested with two dual-target assays testing positive at low copies for HIV-1 RNA. A single-target assay consistently tested negative. HIV serological tests remained non-reactive. This case highlights the importance of assay target design in interpreting HIV RNA results after CAR-T therapy and supports the importance of serological tests and alternative methods to avoid misdiagnosis.

论文信息

作者
Brusa S、D'Angelo D、D'Ambrosio G、Furno A、Pepa RD、Leone A、Sepe C、Sorrentino R
单位
Department of Translational Medical Sciences, University of Naples Federico II, Naples, Italy. Electronic address: stefano.brusa3@hotmail.it.Italy
文献类型
病例报告
期刊
Diagnostic microbiology and infectious disease2026 Nov
原文标识
PubMed 42492169 · DOI 10.1016/j.diagmicrobio.2026.117560