Abstract: Objective: To analyze the brain angiography results and causes of the cases with oculomotor paralyses.Methods: The brain angiography results of 14 cases with oculomotor paralyses were analyzed.Results: Aneurysms was found in 11 of the 14 cases of angiography,1 of which was anterior communicating aneurysms,10 were posterior communicating aneurysms;the one case had dural arteriovenous fistula.Two case were not found unnomal.One case that had a history of diabetes for 10 years was diagnosed diabetes-associated oculomotor paralyses,and 1 was diagnosed as pituitary adenoma by MRI.Conclusions: The causes of oculomotor paralyses are varied,with aneurysm the most common one.Patients with coulometer paralyses accompanied by subarachnoid hemorrhage should resort to routine examination.Subarachnoid hemorrhage,diabetes,arteriovenous fistula and hypophysoma are the other causes leading to oculomotor paralyses.