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  Vol. 128 No. 4, April 2002 TABLE OF CONTENTS
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  Clinical Problem Solving: Radiology
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Radiology Quiz Case 1

Mercedes F. Araújo, MD; Carlos A. Oliveira, MD, PhD; Wilson E. Sesana, MD
Brasília University Medical School, Brasília, Brasil

Arch Otolaryngol Head Neck Surg. 2002;128:456-458.

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

A 54-YEAR-OLD WOMAN presented with pulsatile tinnitus in her left ear. The pulsatile noise was present only when she lowered her head for a long time. One month earlier, the noise became continuous, and an intermittent hissing component appeared. The noise was disrupting her routine, so she sought medical attention. On otomicroscopy, a reddish lesion was noted over the promontory in the left ear. Because the lesion was very small, some of the examiners were unable to see it clearly. Audiometry demonstrated a 15-dB air-bone gap across the lower frequencies up to 1 kHz in the left ear and a 20-db sensorineural hearing loss at 6 and 8 kHz in both ears. Discrimination scores were normal bilaterally. Figure 1 shows a 1-mm-thick slice of a high-resolution, non–contrast-enhanced computed tomographic (CT) scan of the middle ears and mastoids. . . . [Full Text of this Article]



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