ethmoid sinus

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Related to ethmoid sinus: Sphenoid sinus
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  • noun

Synonyms for ethmoid sinus

a sinus of the meatuses of the nasal cavity (behind the bridge of the nose)

References in periodicals archive ?
Squamous cell carcinoma accounts for 80% of sinonasal malignancy, arising most frequently in the maxillary sinus (25-63%), and less frequently in the nasal cavity (15-35%), ethmoid sinus (10-25%) and least frequently in the frontal and sphenoid sinuses (1%).
The anterior ethmoid sinus normally drains into the infundibulum of the middle meatus.
Magnetic resonance imaging (MRI) demonstrated a round mass in the left nasal cavity, involving the sphenoid sinus and ethmoid sinus and compressing the left orbit and nasal septum, but without intracranial component (Figure 1).
1,5,6] We describe here a case of primary TCRBCL of the ethmoid sinus in a 51-year-old man who had an excellent response to combined chemotherapy and radiotherapy.
4,5] Herein we report an unusual case of IPEH in the ethmoid sinus.
Combined sphenoid and frontal sinus aplasia accompanied by bilateral maxillary and ethmoid sinus hypoplasia.
Magnetic resonance imaging revealed the presence of an abnormal lesion in the inferonasal orbit that was abutting the ethmoid sinus.
At surgery, extensive pneumatization of the left ethmoid sinus was encountered inferiorly (figure, C).
Intraoperatively, the ethmoid sinus mucosa was thickened and pale, but no obvious masses were identified.
The two standard endoscopic approaches in sphenoid sinus disease are transnasal, through the anterior wall of the sphenoid sinus, or transethmoid, through the posterior ethmoid sinus.
Further inspection, posteriorly, of the superior lateral portion of the uncinate process revealed what appeared to be a drainage pathway exiting the uncinate process (figure, E) into the ethmoid sinus (figure, F) The remainder of the uncinate process was removed, relieving the obstruction in the middle meatal area.
A case with sinonasal teratocarcinosarcoma in the nasal cavity and ethmoid sinus.
Closer inspection revealed that this opening served as the posterior drainage pathway or posterior ostium of the posterior ethmoid sinus (figure, D).
Sinus computed tomography (CT) showed chronic findings of mucosal thickening, especially in the right ethmoid sinus.