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长期血液透析病人的骨密度观察 |
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陶立坚 许 辉 孙 明 池田徹
摘 要 【目的】为观察长期血液透析病人骨密度变化。【方法】采用双能X线骨密度测定的方法检测50例长期血液透析病人,同时检测患者的血清钙、磷、铝和甲状旁腺激素(PTH)。【结果】长期血透病人的PTH增高,骨密度降低。【结论】长期血透病人由于钙、磷代谢紊乱,PTH增高,有肾性骨病存在的可能。 关键词 血液透析; 骨密度; 骨疾病,代谢性
Observation on Bone Mineral Density in Patients Treated with Long-term Hemodialysis
TAO Lijiang, XU Hui, SUN Ming,et al Xiangya Hospital,Hunan Medical University,Changsha,410008 Ikeda Toru Ikeda Hospital,Kanoya,Kagoshima,Japan,893
Abstract 【Objective】To investigate the changes of bone mineral density (BMD) in patients treated with long-term hemodialysis.【Methods】BMD of 50 hemodialysis patients was assayed by using dual energy x-ray bone absorptiometry.In the meantime serum concentrations of calcium,phosphorus,aluminum and intact parathyroid hormone (iPTH) were also measured.【Results】Mean BMD of the dialyzed male patients was 0.669±0.143 g/m2 and that of the female patients was 0.467±0.123 g/m2.Both were lower than that of the normal control.【Conclusion】BMD of patients treated with long-term hemodialysis is low,suggesting possibly the presence of renal osteopathy. Key words hemodialysis; bone density; bone diseases,metabolic
慢性肾功能不全病人由于钙、磷代谢异常等因素的影响,可出现不同程度的肾性骨病。透析技术的进步使慢性肾功能不全病人的生命延长,但由于透析不能完全纠正肾衰病人的钙磷代谢异常及某些激素代谢紊乱,故透析病人的肾性骨病仍可能发生。随着长期透析病人的增多,透析病人的肾性骨病受到重视[1~4]。作者用双能X线骨密度测定方法(Dual-Energy X-ray Absorptiometry,以下简称DEXA)测定了一组长期血液透析病人的骨密度,现总结报道如下。
1 对象与方法 1.1 对象 日本国鹿儿岛县鹿屋市池田病院长期维持性血液透析病人50例。其中男24例,女26例。男性病人组平均年龄53.3±13.5岁,平均透析时间8.7±4.6年,女性病人组平均年龄56.6±11.5岁,平均透析时间8.6±4.9年。所有病例每周透析2~3次,每次透析4h。 1.2 方法 采用Alok Dcs-600EX双能X线骨密度测定检查患者桡、尺骨前1/3的骨密度(Bone Mineral Density,以下简称BMD),同时测定患者透析前的血钙磷、铝及PTH。 1.3 统计方法 患者BMD及血钙、磷、铝、PTH与正常值的比较均采用t检验。
2 结果 2.1 BMD变化 男性病人组BMD 0.669±0.143 g/cm2,与同年龄组正常男性BMD 0.748±0.443 g/cm2比较,其BMD降低(P<0.01)。女性病人组BMD 0.468±0.123 g/cm2,与同年龄组正[1] [2] 下一页 上一个医学论文: 三氧化二砷诱导人胃癌细胞株MGC 下一个医学论文: 超声诊断胸主动脉瘤和夹层剥离
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