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抗脂胺/蛋白质抗体定义了与器官损伤相关的高风险抗脂综合征特征
Ariela Hoxha1,2, Giovanni Gobbo1,2, Sabrina Gavasso1,2
1Department of Medicine - DIMED, University of Padua, Padova, Italy.
Clinical chemistry and laboratory medicine
|February 3, 2026
概括
抗脂胺/前列血 (aPS/PT) 抗体与严重的抗脂综合征 (APS) 并发症有关. 识别具有aPS/PT的四重阳性APS患者有助于分层风险和个性化治疗.
科学领域:
- 类风湿病学 类风湿病学
- 免疫学 免疫学 免疫学
- 血管医学 血管医学
背景情况:
- 抗固醇/原蛋白 (aPS/PT) 抗体是新兴的非标准抗脂抗体 (aPLs).
- 它们在长期抗脂综合征 (APS) 损伤累积和疾病严重程度中的作用尚未完全理解.
- 评估aPS/PT抗体可能会改善APS患者的风险分层.
研究的目的:
- 评估aPS/PT抗体与严重APS表型的发展之间的关联.
- 调查aPS/PT抗体与APS患者累积器官损伤之间的联系.
- 为了确定aPS/PT抗体是否可以增强APS疾病严重程度的风险分层.
主要方法:
- 一项单中心队列研究包括163名符合2023年ACR/EULAR APS分类标准的患者.
- 通过ELISA测量IgG/IgM aPS/PT,抗心皮素 (aCL) 和抗β2-糖蛋白I (抗β2GPI) 抗体.
- 使用DIAPS得分检测狼抗凝剂 (LA) 并评估临床表现和器官损伤.
主要成果:
- aPS/PT IgG和IgM分别在46.0%和65.6%的患者中检测到.
- aPS/PT IgG阳性与微血管干扰,产科APS,膜疾病和血栓缺血相关.
- 四倍的aPL阳性 (LA + aCL + anti-β2GPI + aPS/PT) 独立地与更高的器官损伤累积相关.
结论:
- 无论是IgG和IgM aPS/PT抗体都与严重的APS表现和增加器官损伤有关.
- 纳入aPS/PT测试可以识别具有显著更高风险的四倍阳性APS患者的子组.
- 这些发现支持使用aPS/PT抗体进行个性化的APS管理和风险分层.
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