RT Journal Article SR Electronic T1 Intracranial Dermoid Cyst Ruptured into the Membranous Labyrinth Causing Sudden Sensorineural Hearing Loss: CT and MR Imaging Findings JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A2627 A1 Y.-C. Koh A1 J.W. Choi A1 W.-J. Moon A1 H.G. Roh A1 H.J. Park YR 2011 UL http://www.ajnr.org/content/early/2011/09/15/ajnr.A2627.abstract AB SUMMARY: A ruptured dermoid cyst is rare and can present with various symptoms. We report imaging findings of an intracranial dermoid cyst that ruptured into the endolymphatic sac, causing sudden sensorineural hearing loss.