Purpose: To analyze causes of acute nonvariceal gastrointestinal bleeding(GIB) with negative digital subtraction angiography(DSA) results.Materials and methods:
Purpose: The endovascular treatment of intracranial aneurysms was proven safe and effective compared to the alternative method of surgical clipping, despite the
Purpose: To evaluate the short-term and intermediate-to long-term efficacy and safety of carotid artery stenting(CAS) compared with carotid endarterectomy(CEA).
Objectives: To evaluate the feasibility, efficiency, and safety of the transradial approach(TRA) for cerebral angiography versus the transfemoral approach(TFA)