患有IgG4相关脏疾病的患者的临床和预后因素
Anis Chaba1, Arnaud Devresse2, Vincent Audard3,4
1Departement of Nephrology-Dialysis-Transplantation, Assistance Publique des Hôpitaux de Paris (AP-HP), Bicêtre University Hospital, Paris-Saclay University, Le Kremlin Bicêtre, France.
概括
与IgG4相关的脏疾病经常影响中年男性. 器官干扰和低补充水平等因素增加了复发风险,而rituximab治疗可能具有保护作用. 高IgG4水平预测严重的脏疾病.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 类风湿病学 类风湿病学
- 免疫学 免疫学 免疫学
背景情况:
- 与IgG4相关的病 (IgG4-RKD) 是IgG4相关疾病 (IgG4-RD) 的显著表现,是一种全身性纤维炎症状况.
- 影响IgG4-RKD结局的关键临床和预后因素尚不完全理解.
研究的目的:
- 为了确定与IgG4相关脏疾病中脏结果相关的临床,预后和治疗相关因素.
- 调查严重慢性病 (CKD) 和疾病复发的预测因素.
主要方法:
- 一项观察性队列研究,涉及101名成年患者在两个欧洲国家的35个地点.
- 数据收集包括临床,生物,成像和组织病理学信息,治疗方法和患者的结果.
- 后勤回归和Cox比例危险模型被用于分析与估计球过率 (eGFR) 降低和复发风险相关的因素.
主要成果:
- 这项研究包括101名患者 (86%是男性,中位数年龄为68岁),随访时间中位数为24个月. 82%的人通过活检确认了IgG4-RKD,主要显示出管间炎.
- 在最后一次随访时,32%的EGFR<30毫升/分钟/1.73米2,34%的患者复发,13%的患者死亡. 更高的复发风险与更多的器官受影响和较低的C3/C4水平有关. 作为一线治疗的利图西马布显示出一种保护作用.
- 严重的CKD (eGFR ≤30毫升/分钟/1.73米2) 根据年龄,血清肌素峰值和血清IgG4水平≥5g/L进行预测.
结论:
- 与IgG4相关的脏疾病主要影响中年男性,呈现为管间炎,可能涉及质细胞.
- 补充剂的摄入量和所涉及的器官数量与更高的复发率有关,而rituximab治疗与更低的复发率有关.
- 血清IgG4度升高 (≥5g/L) 是IgG4-RKD患者更严重病的预测.
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