RT Journal Article SR Electronic T1 Intralabyrinthine Meningioma JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1642 OP 1645 VO 24 IS 8 A1 Todd R. Aho A1 C. Phillip Daspit A1 Bruce L. Dean A1 Robert C. Wallace YR 2003 UL http://www.ajnr.org/content/24/8/1642.abstract AB Summary: An 18-year-old female patient with unilateral hearing loss underwent evaluation with CT and MR imaging. A partially ossified, enhancing lesion in the bony labyrinth, with replacement of adjacent structures, was identified. Surgical biopsy revealed a meningioma arising primarily within the bony labyrinth. To our knowledge, this entity has not been previously described.