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Radiology Quiz Case 1
Brian J. Baumgartner, MD;
Douglas D. Backous, MD
Madigan Army Medical Center, Tacoma, Wash
Arch Otolaryngol Head Neck Surg. 2006;132:690.
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A 61-year-old white man presented with a 2-year history of bilateral hearing loss, aural fullness, and tinnitus. His history was remarkable for 1 episode of otitis externa, which had been treated successfully with ototopical antibiotics, 8 years before presentation. Since then, he intermittently irrigated his ears with an astringent solution (Domeboro) once a month for routine ear canal hygiene. He had no underlying dermatitis or family history of hearing loss or chronic otitis media, and he regularly used binaural hearing aids to treat a symmetrical, moderately severe sensorineural hearing loss. He denied any prior otologic trauma, surgery, or use of cotton-tip applicators.
On examination, the external auditory canals (EACs) had well-epithelialized stenoses, with no visibility of the tympanic membranes. Noncontrast-enhanced computed tomography of the temporal bone (bone windows) was performed. Axial and coronal sections of the right EAC are shown in Figure . . . [Full Text of this Article]
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