评估骨质疏松症和骨质疏松症与双能量X射线吸收测量研究在法布里病的评估
Alyaa Shmara1, Grace Lee1, Mania Mgdsyan1,2
1Division of Genetics and Genomic Medicine, Department of Pediatrics, University of California Irvine, 101 The City Drive South, ZC4482, Orange, CA, 92868, USA.
Orphanet journal of rare diseases
|April 29, 2025
概括
费布里病 (FD) 患者经常经历低骨矿物密度,低Z和T分数与升高的Lyso-GL3和低水平相关. 这凸显了需要骨密度监测和定制治疗策略在FD.
科学领域:
- 内分泌学 在内分泌学.
- 遗传学 遗传学 是一个
- 代谢疾病 代谢疾病
背景情况:
- 费布里病 (FD) 是一种罕见的多系统性 lysosomal 储存疾病.
- 心脏和脏表现最为显著,但骨矿物质密度下降是一个被低估的并发症.
- 目前的指导方针缺乏骨密度评估和治疗FD患者的具体建议.
研究的目的:
- 为了确定患有法布里病的个体的低骨矿物质密度的频率.
- 检查骨矿物质密度 (Z和T分数) 和各种临床和实验室参数之间的相关性.
- 为潜在的预防和治疗FD骨质疏松症/骨质疏松症的策略提供信息.
主要方法:
- 从25名FD患者 (2008-2023) 的双能X射线吸收计 (DXA) 扫描结果的回顾性分析.
- 收集的人口统计数据,疾病和酶替代疗法 (ERT) 状态以及实验室值 (例如,Lyso-GL3,,维生素D,eGFR).
- 分析了所有参与者的Z-score和绝经后妇女和50岁以上男性的T-score,并将其与临床和实验室数据相关联.
主要成果:
- 24%的参与者具有显著低的Z分数 (≤-2.0).
- 在≥50岁或更年期后的人群中 (n=15),86.7%的人有异常的骨密度 (骨质疏松症或骨质疏松症),53.3%的人患有骨质疏松症.
- 低Z分数与Lyso-GL3水平有负相关,与BMI有正相关. 低T分数与Lyso-GL3和年龄有负相关,与水平有正相关. 男性患者的Z分数明显低于女性.
结论:
- 低骨矿物质密度在法布里病患者中很普遍.
- 升高的Lyso-GL3和低水平与FD的骨密度降低有关.
- 需要对FD骨密度下降的病因,预防和治疗进行进一步的研究.
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