在患有输血依赖β-thalassemia的年轻患者中,低骨质的危险因素
Wei Zhang1,2, Rongrong Liu3,4,5, Siping He1
1Department of Endocrinology, The Second Affiliated Hospital of Guangxi Medical University, Nanning, China.
Frontiers in endocrinology
|July 17, 2025
概括
低骨质量常见于患有输血依赖β-thalassemia (TDT) 的儿童. 高度调整的骨矿物质密度 (BMD) 评估至关重要,揭示正常的BMI和白蛋白作为防止低骨质量的保护因素.
科学领域:
- 儿科血液学 儿科血液学
- 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:
- 输血依赖性β-thalassemia (TDT) 是一种需要频繁输血的慢性病.
- 骨健康并发症,包括低骨质量,在TDT患者中很普遍.
- 准确评估骨矿物质密度 (BMD) 对于管理TDT患者至关重要.
研究的目的:
- 为了确定患有TDT的儿童和青少年低骨质的患病率.
- 在这个人群中确定低骨质的相关风险因素.
- 评估高度调整后的骨损伤评估对患病率估计的影响.
主要方法:
- 研究了一组389名患有TDT的儿童和青少年.
- 用标准方法和高度调整方法评估骨矿物质密度 (BMD).
- 多变量分析确定了低骨质的危险因素.
主要成果:
- 没有身高调整,低骨质的患病率为整体31.6%,在5-19岁子组为33.4%.
- 经高度调整后,在5-19岁的子组中,患病率降至15.8%.
- 低骨质的独立风险因素包括年龄,低IGF-1水平和阴性腺素下降. 正常的BMI和白蛋白具有保护作用.
结论:
- 高度调整的BMD评估对于避免高估TDT患者的低骨质量至关重要.
- 随着年龄的增长,IGF-1的低水平和阴性腺体缺陷是低骨质量的重大风险.
- 针对生长,生殖腺功能和营养的干预措施对于优化 TDT 骨健康至关重要.
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