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Etiological study on stress urinary incontinence and its relationship with collagen status
Author(s): SUN Zhijing, LANG Jinghe, ZHU Lan, CHEN Jie
Pages: 6-
8,39
Year: 2004
Issue:
1
Journal: CHINESE JOURNAL OF CLINICAL OBSTETRICS AND GYNECOLOGY
Keyword: 压力性尿失禁; 病因学; 胶原;
Abstract: 目的通过对子宫韧带中胶原的含量、超微结构的研究,阐述压力性尿失禁(SUI)和盆底膨出(POP)患者子宫韧带的组织学改变,分析胶原与SUI和POP发生的关系.方法绝经前后对照组和POP组及绝经后SUI组共5组73例子宫全切患者,取主韧带、宫骶韧带标本,光镜及电镜观察韧带组织学特点,测量胶原原纤维直径.结果① SUI和POP患者子宫韧带平滑肌束比较细碎,排列较凌乱,韧带胶原处于代谢活跃状态;②绝经前后POP组和SUI患者子宫韧带胶原原纤维直径明显大于对照组(P<0.01);③各组研究对象主韧带与宫骶韧带的测量结果相近,主韧带与宫骶韧带胶原原纤维直径显著相关(r=0.988,P<0.01).结论①SUI和POP患者子宫韧带平滑肌束比较细碎,排列较凌乱;② SUI和POP患者子宫韧带胶原原纤维直径明显增大;胶原处于代谢活跃状态,胶原的分解增加可能是SUI和POP发生的一个原因;③主韧带与宫骶韧带为组织同源性.
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