AJDRAJNR - American Journal of Neuroradiology

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FIG 4. Case 2. Unenhanced axial (A) and coronal (B) CT images demonstrate a large slightly hyperattenuated soft-tissue mass with smooth scalloped margins, measuring 3 cm in diameter expanding the petrous carotid canal with erosion of the medial wall of the middle ear (arrow).





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Copyright © 2009 by the American Society of Neuroradiology. Print ISSN: 0195-6108 Online ISSN: 1936-959X