Objective:To investigate the celective arteriographic features and clinical value of preoperative embolization of nasopharyngeal angiofibroma.
目的：探讨鼻咽部血管纤维瘤的动脉造影特征及其术前栓塞的临床价值。
2
Objective To evaluate the arteriographic findings and procedures in renal artery embolization of traumatic renal hemorrhage under the conservative treatment to be noneffective condition.