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sphenoid
(redirected from sphenoids)

   Also found in: Dictionary/thesaurus, Medical 0.01 sec.
sphenoid [′sfē‚nȯid]
(crystallography)
An open crystal, occurring in monoclinic crystals of the sphenoidal class, and characterized by two nonparallel faces symmetrical with an axis of twofold symmetry.
(science and technology)
Wedge-shaped.


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[FIGURE 2 OMITTED] The right maxillary sinus, both sphenoids, and the left ethmoidal air cells were clear.
Other symptoms of sinusitis can include * Fever * Weakness * Tiredness * A cough that may be more severe at night * Runny nose (rhinitis) or nasal congestion In addition, the drainage of mucus from the sphenoids or other sinuses down the back of your throat (postnasal drip) can cause you to have a sore throat.
Using the fovea, lamina papyracea, and the middle meatal antrostomy as landmarks, the remainder of the ethmoids and sphenoids were exenterated when indicated (figure 5).
 
 
 
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