梗阻性肾病血清中Ⅲ型胶原水平与肾功能改变的相关性研究

Journal of Shandong University(Health Sciences)(2012)

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Abstract
目的探讨梗阻性肾病患者血清中Ⅲ型前胶原(PCⅢ)及Ⅲ型前胶原氨基末端肽(PⅢNP)浓度的变化与肾功能受损程度及可复性的关系。方法收集本院泌尿外科单侧肾积水患者30例,分为3组,轻度肾积水组、中度肾积水组、重度肾积水组各10例,另外取10例健康者作为对照组;采用放射免疫法测定各组血清中PCⅢ及PⅢNP的含量;用99mTc-DTPA肾动态显像法测定各积水组治疗前后的肾小球滤过率(GFR);对血清中PCⅢ及PⅢNP含量与治疗前后GFR进行相关性研究。结果①3组肾积水患者血清中PCⅢ及PⅢNP值整体上较对照组均升高,且随积水程度加重血清中PCⅢ及PⅢNP值逐渐升高,各积水组与对照组、以及各积水组两两间比较差异有统计学意义(P<0.05);②肾积水患者血清PCⅢ及PⅢNP浓度与术前患侧GFR呈负相关(r=-0.819,P<0.01);③轻度及中度积水组治疗后患侧GFR明显升高(P<0.05),重度积水组治疗后患侧GFR升高不明显(P>0.05)。结论肾积水患者血清中PCⅢ及PⅢNP值随积水程度加重逐渐升高;肾积水血清中PCⅢ及PⅢNP值与患侧GFR呈负相关;推测在排除肾外脏器纤维化的前提下,血清PCⅢ及PⅢNP对评价肾积水肾功能变化具有一定指导意义。
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Key words
Renal fibrosis,Hydronephrosis,Collagen type Ⅲ,Glomerular filtration rate
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