NCT02646150已完成不适用
Clinical Use of Magnetic Resonance Perfusion Imaging to Qualitatively Assess Adequate Distal Perfusion After Endovascular Revascularization in Critical Limb Ischemia
Seung-Whan Lee, M.D., Ph.D.1 个研究点 分布在 1 个国家目标入组 65 人开始时间: 2015年12月12日最近更新:
适应症
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 发起方
- 入组人数
- 65
- 试验地点
- 1
- 主要终点
- The change of deoxyhemoglobin in MR imaging
研究概览
简要总结
This study evaluates the clinical effectiveness of Magnetic Resonance(MR) perfusion imaging to qualitatively assess adequate distal perfusion after endovascular revascularization in Critical Limb Ischemia
研究设计
- 研究类型
- Observational
- 观察模型
- Cohort
- 时间视角
- Prospective
入排标准
- 年龄范围
- 20 Years 至 —（Adult, Older Adult）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •Age 20 and above
- •Critical limb ischemia with ulcer
- •Ankle brachial index(ABI) ≤ 0.9 or Toe brachial index (TBI) ≤ 0.5 or Transcutaneous oxygen pressure (TcPo2) ≤ 40mmHg
- •≥ 70 percentage of stenosis of infrapopliteal artery on lower extremity computed tomography angiography or lower extremity doppler
- •Subject understands protocol and provides written, informed consent
排除标准
- •Post-traumatic critical limb ischemia
- •Neurogenic limb ischemia
- •Life expectancy ≤ 2 years
结局指标
主要结局
The change of deoxyhemoglobin in MR imaging
时间窗: 6 months
次要结局
- The event rate of unplanned major and minor amputation in limb(6 months)
- The event rate of complete healing of lower extremity ulcer(6 months)
研究者
Seung-Whan Lee, M.D., Ph.D.
Division of Cardiology
Asan Medical Center
研究点 (1)
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