月经扰乱了99米Tc-RBC出血扫描的正确解释
Guanyun Wang1, Xia Lu, Wei Wang
1From the Department of Nuclear Medicine, Beijing Friendship Hospital, Capital Medical University, Beijing, China.
Clinical nuclear medicine
|October 26, 2023
概括
技术99m红细胞 (99m Tc-RBC) 扫描显示了青少年的骨盆活动,后来被确定为子宫. 这突出了子宫作为99m月经期间Tc-RBC扫描的差异诊断.
科学领域:
- 核医学就是核医学.
- 诊断成像 诊断成像 诊断成像
- 胃肠病学 胃肠病学
背景情况:
- 技术-99m红细胞 (99m Tc-RBC) 扫描用于检测胃肠道出血.
- 99m Tc-RBC 扫描上的盆腔吸收可以代表各种病理,需要仔细解释.
- 异位胃粘膜是一种先天性异常,胃组织位于胃外,通常在小肠中.
研究的目的:
- 在99米Tc-RBC扫描上报告一个子宫活动模仿出血的病例.
- 强调在核医学成像中考虑生理变异的重要性.
- 突出SPECT/CT和梅克尔扫描在区分焦点活动原因的诊断实用性.
主要方法:
- 一名17岁的女性接受了99米Tc-RBC出血扫描.
- 用单光子发射计算机断层扫描/计算机断层扫描 (SPECT/CT) 来精确定位活动.
- 随后进行了99m TcO 4-Meckel扫描,随后进行了手术探索和病理学.
主要成果:
- 99米Tc-RBC扫描显示骨盆的焦点活动增加.
- SPECT/CT证实活动是在子宫内,归因于月经期间的正常生理变化.
- 梅克尔扫描在小肠中发现了外宫胃粘膜,由病理学证实.
结论:
- 月经期间的子宫活动可能是99m Tc-RBC扫描中的正常变体和潜在的模仿出血.
- SPECT/CT对于精确定位和区分盆腔活动至关重要.
- 在99m Tc-RBC光学扫描上对焦骨吸收的差异诊断中,应该考虑子宫,特别是在青少年女性中.
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