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  Vol. 125 No. 8, August 1999 TABLE OF CONTENTS
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Quiz Case 1

Arch Otolaryngol Head Neck Surg. 1999;125:912-914.

Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

A 16-YEAR-OLD BOY sustained profound deafness at the age of 14 months due to pneumococcal meningitis. The episode of meningitis was associated with an upper respiratory tract infection, without evidence of otitis media. There was a 3-day interval between the onset of disease and 2 weeks of penicillin therapy. Hearing aids were of no benefit in providing speech recognition. A computed tomographic scan of the temporal bones was performed, and the results are shown in Figure 1 and Figure 2.

What is your diagnosis?


Figure 1.


Figure 2.

David C. Mabrie, MD; John K. Niparko, MD
Baltimore, Md


Diagnosis Quiz Case 1

Labyrinthitis ossificans is the pathologic ossification of spaces in the membranous labyrinth that occurs in response to a destructive process.1 Inflammation usually occurs in the perilymphatic spaces, typically sparing the endolymphatic space.2 As early as 2 weeks after the onset of meningitis, fibrosis is present, followed by new bone formation, which . . . [Full Text of this Article]



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