下消化道出血血管造影和血管内治疗 ANGIO & ENDOVASCULAR THERAPY如果MDCT是阳性 JUST IF POSITIVE MDCT 技术成功 TECHNICAL SUCCESS活动性造影剂外溢停止或有病理改变的动脉或假性动脉瘤完全阻塞 cessation of ACTIVE CONTRAST MEDIA EXTRAVASATION OR COMPLETE OCCLUSION OF PATHOLOGICALLY CHANGED ARTERIES OR PSA（pseuoaneurysm） CLINICAL SUCCESS
30天内出血的症状和体征解决
resolution of signs AND SYMPTOMS OF BLEEDING IN 30 DAYS |