Annually, the diagnosis for unruptured cerebral aneurysms has rapidly increased in Korea and the performance of clipping and coiling treatments for unruptured cerebral aneurysms also have increased annually. The present study was conducted to provide evidence on the management of unruptured cerebral aneurysms through a systematic review of publications related to the disease. The study found out the national status of the disease through an analysis of data acquired by the Korean Health Insurance Review and Assessment Service (HIRA).