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Radiology Quiz Case 2
Bundhit Tantiwongkosi, MD;
Mayura Boonthatip, MD;
Suchart Benjarassamerote, MD;
Manish Goyal, MD;
Anchalee Churojana, MD
North Eastern Ohio Universities College of Medicine and Canton Affiliated Hospitals, Canton (Drs Tantiwongkosi and Goyal), and Siriraj Hospital, Mahidol University, Bangkok, Thailand (Drs Tantiwongkosi, Boonthatip, Benjarassamerote, and Churojana)
Arch Otolaryngol Head Neck Surg. 2006;132:1385.
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A 46-year-old man presented with progressive left-sided hearing loss and a painless swelling anterior to the left ear that had begun a few months earlier. On examination, a firm mass, measuring approximately 5 cm in diameter, was palpated in the left temporal and preauricular region. Otoscopy showed complete obliteration of the external auditory canal, obscuring the tympanic membrane. Audiometry revealed combined conductive and sensory neural hearing loss.
Contrast-enhanced computed tomography of the skull base showed a 10-cm expansile, osteolytic mass primarily involving the squamous part of the temporal bone, with extension to the petrous and mastoid portions (Figure 1 and Figure 2). There was also erosion of the floor of the middle cranial fossa and the greater wing of the sphenoid bone. The lesion was extra-axial, with thick, enhancing septations but no visible . . . [Full Text of this Article]
RELATED ARTICLE
Radiology Quiz Case 2: Diagnosis
Arch Otolaryngol Head Neck Surg. 2006;132(12):1387-1388.
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