Epidermal cyst of the bony external auditory canal
نویسندگان
چکیده
منابع مشابه
External auditory canal osteoma.
DESCRIPTION A 40-year-old female patient presented with a progressive hearing loss in her right ear during the last 3 months. She did not have otorrhea or otalgia. She did not report any attack of vertigo or tinnitus. On physical examination, the right external auditory canal (EAC) was completely occluded by a hard mass, which was fixed and covered with wax. Pure tone audiometry revealed a seve...
متن کاملSyringocystadenoma Papilliferum of the Bony External Auditory Canal: A Rare Tumor in a Rare Location
Tumors originating from ceruminous glands are rare lesions of the external auditory canal. The lack of specific clinical and radiological signs makes their diagnosis challenging. We report the case of an exceptionally rare benign tumor, a syringocystadenoma papilliferum (SCAP), in an atypical location in the bony segment of the external auditory canal with uncommon clinical signs. The special t...
متن کاملVolumetric Changes in the Bony External Auditory Canal in Unilateral Chronic Otitis Media
BACKGROUND AND OBJECTIVES Pneumatization of air cells in the mastoid bone is decreased in chronic otitis media (COM). A decrease in the size of the external auditory canal (EAC) is also found frequently in patients with COM, but this has been little studied. We compared the size of affected bony EACs and the contralateral side in patients with single-side COM using high-resolution computed tomo...
متن کامل[Glandular tumors of the external auditory canal].
Glandular tumors of the external auditory canal are rare; their etiopathogenesis is uncertain. The term ceruminoma, often used for these tumors, is imprecise. The 1978 who classification is reviewed. The authors describe their experience with 5 cases which illustrate the salient diagnostic therapeutic, and prognostic characteristics of these tumors.
متن کاملSyringocystadenoma Papilliferum of the External Auditory Canal
BACKGROUND Ceruminous glands are modified apocrine glands, situated in the external auditory canal, that, together with sebaceous glands, produce cerumen, better known as ear wax. The neoplastic transformation of these structures is very rare and there have been few cases reported in the literature. CASE REPORT Syringocystadenoma papilliferum is one of the rarest tumors among benign tumors aris...
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ژورنال
عنوان ژورنال: The Kaohsiung Journal of Medical Sciences
سال: 2013
ISSN: 1607-551X
DOI: 10.1016/j.kjms.2012.08.040