基于MRI的结构性衰竭,中国和美国白色女性的缩相比较:一个病例对照研究
Bing Xie1, Lahari Nandikanti2,3, Carolyn W Swenson4
1Department of Obstetrics and Gynecology, Peking University People's Hospital, No. 11 Xizhimen South St, Beijing, 100044, China.
International urogynecology journal
|November 19, 2024
概括
在中国和白人女性之间,骨盆器官缩机制有所不同. 中国女性表现出广泛的结构性支持失败,而白人女性主要表现出结缔组织和间隙问题.
科学领域:
- 泌尿和妇科 泌尿和妇科
- 盆地底疾病 盆地底疾病
- 解剖成像 解剖成像 解剖成像
背景情况:
- 骨盆器官脱落 (POP) 是一种常见的女性疾病.
- 现有证据表明,中国和白人女性的骨盆底解剖学存在潜在的种族差异.
- 然而,这些解剖学变异对POP机制的影响仍然不清楚.
研究的目的:
- 调查中国和美国白人妇女之间基于磁共振成像 (MRI) 的骨盆器官脱落结构性失败模式的潜在差异.
- 确定骨盆地解剖中的种族差异是否会影响导致骨盆器官脱落的机制.
主要方法:
- 一个案例对照研究,比较中国和美国白人女性与前面占主导地位的POP和对照.
- 在最大瓦尔萨尔瓦期间利用3DMRI量化阴道尺寸,结缔组织支 (宫和准阴道高度) 和间隙因素 (泌尿器官间隙大小,上升器和肌肉损伤).
- 根据队列特定的正常范围 (对照中的第5至第95百分位) 定义了异常结构支持.
主要成果:
- 与白人女性相比,患有POP的中国女性具有异常长的阴道 (90%vs. 40%) 和更宽的阴道 (53%vs. 23%) 的可能性要高得多.
- 中国妇女 (89-100%) 与白人妇女 (63-80%) 相比,顶支,阴道支和生殖器间隙大小的异常非常普遍.
结论:
- 美国白人女性的骨盆器官脱落主要涉及连接组织附件和间隙因素的结构性衰竭,阴道壁因素的参与较少.
- 相比之下,中国妇女的骨盆器官脱落经常影响所有骨盆支结构,包括阴道因素,结缔组织和间隙.
- 这些发现突出了不同种族群体的骨盆器官脱落的独特病理机械模式.
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