Abstract Objective Intracranial aneurysms (IAs) are present in ∼ 2 to 5% of the population. Several treatments have been used, including endovascular options such as flow diverter devices (FDDs). The study retrospectively analyzed effectiveness three FDDs treatment 291 internal carotid artery. were flow-redirection endoluminal device (FRED), SILK Embolization Device and PIPELINE (PED). Method T...