ABSTRACTObjective: To compare 3D DCE MRA(Three dimensional dynamic contrast enhanced magnetic resonance angiography) with DSA(Digital subtracted angiography) in assessing vascular stenosis of animal model.

• 目的：对比三维动态增强磁共振血管成像(Three dimensional dynamic contrast enhanced magnetic resonance angiography，3D DCE MRA)与数字减影血管造影(Digital subtracted angiography，DSA)在对模型动物血管狭窄评估中的一致性；