title: Radiology quiz case 3: hairy (dermoid) cyst originating from the eustachian tube.
authors.affiliation: Yonsei University, Seoul, South Korea.
authors.forename: Seung Jae
authors.initials: SJ
authors.lastname: Baek
authors.forename: Sang Chul
authors.initials: SC
authors.lastname: Kim
authors.forename: Dong Ik
authors.initials: DI
authors.lastname: Kim
authors.forename: Myung Hyun
authors.initials: MH
authors.lastname: Chung
mesh_terms: D002675:Child, Preschool; D003884:Dermoid Cyst / Q000151:congenital / Q000175:diagnosis* / Q000473:pathology; D004428:Ear Neoplasms / Q000151:congenital / Q000175:diagnosis* / Q000473:pathology; D005064:Eustachian Tube / Q000473:pathology*; D005260:Female; D006314:Hearing Loss, Conductive / Q000209:etiology; D006801:Humans; D008279:Magnetic Resonance Imaging; D010033:Otitis Media / Q000209:etiology; D038781:Otoscopy; D014057:Tomography, X-Ray Computed; D018058:Tympanic Membrane Perforation / Q000209:etiology