阴道静脉阻塞:直接多检测器计算机断层扫描静脉学和双重超声波的准确性
Shimaa Abdalla Ahmed1, Ahmed Elbadawy2, Lamiaa M R Khalaf1
1Radiology Department, South Egypt Cancer Institute, Assiut University, 7111, Egypt.
The British journal of radiology
|October 14, 2024
概括
直接计算机断层静脉扫描 (DCTV) 准确地识别了严重慢性静脉疾病 (CVD) 患者的阴道静脉阻塞. 双重超声波 (DUS) 是一个合理的初始成像工具,但DCTV为治疗计划提供了卓越的诊断准确性.
科学领域:
- 血管医学 血管医学
- 放射学 放射学是一门学科.
- 医疗成像医学成像
背景情况:
- 严重的慢性静脉疾病 (CVD) 显著影响患者的生活质量.
- 准确识别静脉阻塞对于有效的心血管疾病管理至关重要.
- 目前的成像模式对下静脉评估具有不同程度的准确性.
研究的目的:
- 为了比较直接计算机断层扫描 (DCTV) 和双重超声 (DUS) 与血管内超声 (IVUS) 的诊断准确性.
- 评估DCTV和DUS在严重心血管疾病患者中识别和分级阴道静脉阻塞的有效性.
主要方法:
- 一项前性研究涉及94名患有晚期心血管疾病的患者 (CEAP C3-6).
- 所有患者都接受了DCTV,DUS和IVUS以进行下腹静脉评估.
- 阻塞被分级 (I,II,III),并计算了DCTV和DUS与IVUS的灵敏度,特异性,PPV,NPV和准确性.
主要成果:
- 在58.5%的患者中,IVUS检测出静脉阻塞.
- 在所有阻塞等级中,DCTV表现出高灵敏度 (96-100%) 和特异性 (95-100%).
- DUS表现出较低的敏感性 (63.9-70%) 和特异性 (65-85%),与DCTV的0.96.6相比,总体一致性为0.73.
结论:
- 双重超声波 (DUS) 作为一种可行的初始成像方式,用于检测显著的静脉阻塞.
- 直接计算断层静脉扫描 (DCTV) 提供高度准确和可重复的成像,对于精确的治疗计划在阴静脉阻塞中至关重要.
- DCTV提供了阻塞部位,形态和程度的详细评估,可能取代间接CT静脉学.
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