More than 90% nidus were occluded in 3 cases, 80%~90% in 4 cases, 50%~80% in 2 cases and 30%~50% in 1 caes.

• 栓塞结束时复查血管造影,畸形血管团闭塞30%25~50%251例,50%25~80%252例,80%25~90%254例,90%25以上3例。