患有异常性炎症性肌肉病变的患者的骨矿物质密度降低:一个病例对照研究
Iris Yan Ki Tang1, Lucas Luk2, Victor Wong2
1Division of Rheumatology and Clinical Immunology, Department of Medicine, The University of Hong Kong, Hong Kong.
Therapeutic advances in musculoskeletal disease
|July 24, 2023
概括
与健康个体相比,异形性炎症性肌肉病 (IIM) 显著增加了骨矿物质密度 (BMD) 降低的风险. 下体质指数和年龄较大是IIM患者 BMD 降低的关键风险因素.
科学领域:
- 类风湿病学 类风湿病学
- 内分泌学 在内分泌学.
- 骨的新陈代谢 骨的新陈代谢
背景情况:
- 异形性炎症性肌肉病 (IIM) 与骨矿物质密度 (BMD) 降低的风险增加有关.
- 了解IIM患者 BMD 减少的患病率和风险因素对于有效的管理至关重要.
研究的目的:
- 为了比较IIM患者与对照人群中减少骨质量的患病率.
- 为了确定与IIM患者的骨质量降低相关的风险因素.
主要方法:
- 一个单中心病例控制研究,涉及230名患者 (65名IIM,65名非风湿学对照,50名RA,50名SLE).
- 使用双能X射线吸收计评估的骨矿物质密度 (BMD).
- 采用多变量分析来确定IIM患者 BMD 减少的独立风险因素.
主要成果:
- 与非风湿学对照组相比,IIM患者的 BMD 减少 (73.8%) 和骨质疏松症 (29.2%) 的患病率显著更高 (分别为 43.1% 和 13.8%).
- IIM独立地与减少的骨质量相关 (OR: 2.12).
- 下肢体质量指数和晚年独立地与IIM患者的下肢体质量相关. 与RA和SLE患者相比,IIM组的平均部BMD最低.
结论:
- 减少的BMD在IIM患者中比在一般人群中更为普遍.
- 患有IIM的患者,特别是那些BMI较低和年龄较大的人,需要对骨质疏松症进行密切监测.
- 建议对IIM患者推早期干预策略,这些患者有 BMD 减少的风险.
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