高剂量维生素D3与常规剂量维生素D3在脉冲甲基普雷迪尼索隆的严重狼中:一个随机,双盲,安慰剂控制的临床试验
Lisbeth A Aguila1, Rosa M R Pereira1,2, Luciana P Seguro1
1Rheumatology Division, Hospital das Clinicas HCFMUSP, Faculdade de Medicina, Universidade de São Paulo, Av Dr Arnaldo, 455 - Reumatologia, 3O Andar, Sala 3193, Cerqueira César, São Paulo, Brazil.
Clinical rheumatology
|August 16, 2025
概括
在严重的SLE患者中,高剂量维生素D3补充剂显著增加了25OHD水平. 虽然疾病活动得分没有变化,但趋势表明血清学标记有所改善,支持进一步的研究.
科学领域:
- 类风湿病学 类风湿病学
- 内分泌学 在内分泌学.
- 免疫学 免疫学 免疫学
背景情况:
- 严重系统性红斑狼 (SLE) 患者经常接受高剂量的葡萄糖皮质类药物.
- 在SLE中,维生素D缺乏是常见的,但最佳的补充策略仍然不清楚.
- 在维生素D研究中,这一群体的代表性不足.
研究的目的:
- 评估高剂量与常规剂量维生素D3补充剂的疗效和安全性.
- 评估高剂量葡萄糖皮质类药物对严重SLE患者疾病活性和血清标志物的影响.
主要方法:
- 这是一项为期24周的随机,双盲,安慰剂对照试验.
- 接受静脉脉冲甲基普雷迪尼索隆的40名SLE住院患者被分配给高剂量 (初始100,000 IU+每周7000 IU) 或常规剂量 (安慰剂+每周7000 IU) 维生素D3.
- 评估了疾病活性 (SLEDAI) 和25-氧维生素D (25OHD) 的水平.
主要成果:
- 与常规剂量组相比,高剂量组的25OHD水平显著增加 (p=0.028).
- 两组之间没有观察到SLEDAI分数的显著差异.
- 在高剂量组 (p=0.093) 发现了更大的C4补充正常化趋势,ROC分析表明补充正常化的切断值.
结论:
- 高剂量的维生素D3补充剂在严重的SLE患者中是安全的和可行的.
- 它有效地增加了25OHD水平,并显示了改善血清学标志物的潜力.
- 需要进一步的研究来确认这种人群的临床益处.
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