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sphenoid sinus

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
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.
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Secretions from the sphenoid sinus and posterior ethmoid sinus generally proceed posterior and superior to the eustachian tube orifice.
Endoscopic view of secretion transport from a maxillary antrostomy to ... by Christmas, Dewey A.; Mirante, Joseph P.; Yanagisawa, Eiji / Ear, Nose and Throat Journal
Curvilinear planar reformation with vessel extraction showed a persistent narrowing of the cavernous segment of the internal carotid artery in proximity of the posterior sphenoid sinus wall fracture, with intimal flap at the inferior aspect consistent with dissection.
RADIOLOGY CORNER by Thomas J Willson and Les Folio / Military Medicine
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.
Four-cut sinus computed tomographic scanning in screening for sinus ... by Miller, Timothy J. / Southern Medical Journal
 
 
 
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