D-Dimer在急性中腔静脉血栓症:一个前性的病例控制国际多中心研究
Stefan Acosta1, Annika Reintam Blaser2,3, Alexandre Nuzzo4
1Department of Clinical Sciences, Malmö, Lund University, Sweden.
Biomarker insights
|November 27, 2024
概括
急性中腔静脉血栓形成 (MVT) 是一种严重的疾病. 较高的D-二聚合物水平与MVT有关,但其诊断准确性很差,凸显了需要更好的生物标志物.
科学领域:
- 血管外科 血管外科
- 胃肠病学 胃肠病学
- 紧急医疗 紧急医疗
背景情况:
- 急性中腔静脉血栓形成症 (MVT) 是一种罕见的在紧急情况下的初级诊断.
- MVT带有相当大的医院死亡率,超过20%.
研究的目的:
- 确定不同的临床和实验室标志物,区分急性MVT患者与疑似但未经证实的急性介质缺血症 (AMI) 患者.
主要方法:
- 利用了来自国际多中心AMESI (急性MESenteric缺血症) 未来病例控制研究的数据.
- 采用多变量后勤回归来确定与急性MVT相关的独立因素.
- 分析了D-二元水平和其他共变量,包括BMI,动脉样硬化疾病,静脉血栓栓塞病史和CRP.
主要成果:
- 与非AMI对照组相比,MVT患者的D-二聚水平并没有显著上升 (中位数为7.0 mg/L与4.5 mg/L,P = .092).
- 缺少动脉样硬化疾病 (OR 0.096) 和升高的D-二次数 (OR 2.59每次SD增量) 独立地与MVT相关 (P = .034).
- 接收器运行特征分析显示,D-二次体在诊断MVT时具有较差的区分能力 (曲线下的面积=0.63).
结论:
- 升高的D-二次体与MVT有关联,但具有有限的诊断能力.
- 有迫切的临床需要开发更准确的血生物标志物来诊断MVT.
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