Ota Yasushi, Frontal Sinus Cyst Surgery Complicated by Central Retinal Artery Occlusion, Journal of Otolaryngology Advances, Volume 1, Issue 3, 2016, Pages 17-23, ISSN 2379-8572, https://doi.org/10.14302/issn.2379-8572.joa-14-531. (https://openaccesspub.orgjoa/article/246) Keywords: CT; MRI; median drainage; complication