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sphenoid sinus |
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sphenoid sinus [′sfē‚nȯid ¦sī·nəs] (anatomy) Either of a pair of paranasal sinuses located centrally between and behind the eyes, below the ethymoid sinus. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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CT showed that the posterolateral wall of the fight sphenoid sinus was eroded and that the lytic lesion had invaded the sinus (figure 2). Contiguous noncontrast coronal 2-mm slices were obtained extending from the anterior frontal sinuses to 2 cm posterior to the posterior wall of the frontal sinuses; in addition, contiguous 5-mm slices to the posterior wall of the sphenoid sinus were performed. Widely invasive solitary fibrous tumor of the sphenoid sinus, cavernous sinus, and pituitary fossa. |
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