安全性和技术性能 双边阴CT骨髓扫描使用标准与增加的内离子对比度体积相比
Diogo G L Edelmuth1,2,3, Renata V Leão4,2, Eduardo N K Filho2,3
1From the Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo (D.G.L.E., R.V.L., M.N.P.S., M.C.), São Paulo, SP, Brazil diogo.e@hc.fm.usp.br.
AJNR. American journal of neuroradiology
|August 12, 2024
概括
在横向位CT骨髓图 (LDCTM) 中增加内对比体积可以改善图像质量,没有不良事件. 这种增强的技术可能有助于检测脑脊髓液静脉.
科学领域:
- 放射学 放射学是一门学科.
- 神经学 神经学
- 医疗成像医学成像
背景情况:
- 侧部下垂体CT骨髓图 (LDCTM) 对于检测脑脊液-静脉囊至关重要.
- 检测效率依赖于内对比度减弱.
研究的目的:
- 为了评估LDCTM中增加的内对比剂量的耐受性和技术性能.
- 为了提高诊断准确度,比较高剂量与标准剂量.
主要方法:
- 对接受LDCTM的24名患者的回顾性分析.
- 10毫升与20毫升内注射对比剂量的比较.
- 在标准化水平上评估安全性,耐受性和衰减值.
主要成果:
- 在对比剂量组中都没有报告中度或重度不良事件.
- 20毫升对比剂组显示显著更高的衰减值.
- 在较高剂量组的逆侧扫描中,在较高剂量组的逆侧扫描中观察到更好的衰减.
结论:
- 增加的脑内对比度体积在LDCTM中被很好地容忍.
- 较高的对比度增加了LDCTM的技术性能.
- 需要对更大的队列进行进一步的研究,以确认安全性和诊断产量益处.
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