对肾衰或其他对含碘造影剂有禁忌但需要进行常规动脉造影的患者 ,医生感到左右为难。为此 ,作者对含钆造影剂替代含碘造影剂行颈段颈动脉和颅内动脉数字减影血管造影的应用作了介绍。3例轻度肾衰患者因大脑半球短暂性脑缺血发作而行颈动脉超声和ＭＲＡ检查。其中 2例超声和ＭＲ For patients with renal failure or other contraindications to iodine-containing contrast media that require routine arteriography, the doctor feels dizzy. To this end, the author of gadolinium contrast agent instead of iodine contrast agent cervical carotid artery and intracranial artery digital subtraction angiography applications were introduced. Carotid ultrasound and MRA were performed in 3 patients with mild renal failure due to transient ischemic attack of the hemisphere. Two of them were ultrasonography and MR