ethmoid sinus


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to ethmoid sinus: Sphenoid sinus

ethmoid sinus

An air cavity or space within the ethmoid bone, opening into the nasal cavity.

ethmoid sinus

Any of the 3-18 paranasal sinuses on each side of the skull in and adjacent to the ethmoid bone. The ethmoid sinuses can be categorized as anterior, middle, or posterior, with each group usually draining into a different part of the nasal cavity. Ethmoid sinuses have very thin walls and are interconnected via openings in the septa between the sinuses.
See also: sinus

ethmoid sinus,

n one of the facial cavities, located beneath the nasal bridge, through which air flows.

ethmoid

1. sievelike; cribriform.
2. the ethmoid bone.

ethmoid bone
the sievelike bone that forms a roof for the nasal fossae and part of the floor of the rostral cranial fossa. See also Table 10.
ethmoid sinus
see concha.
References in periodicals archive ?
Factors predicting survival for cancer of the ethmoid sinus.
A case with sinonasal teratocarcinosarcoma in the nasal cavity and ethmoid sinus.
In this study most common diseased sinus is maxillary sinus (86%), following decreasing order Ethmoid sinus (80%), Frontal sinus (54%) and Sphenoid sinus (48%).
The adjacent paranasal sinuses were frequently involved, especially the ethmoid sinus.
Intersect ENT markets two steroid releasing implants, Propel and Propel mini, designed to improve surgical outcomes for patients with chronic sinusitis undergoing ethmoid sinus surgery.
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.
28%) had squamous cell carcinoma of ethmoid sinus, while one patient (7.
4,5] Herein we report an unusual case of IPEH in the ethmoid sinus.
The basal lamella of the ethmoid, the ethmoid strut, the anterior and posterior ethmoid cells, the medial wall of the ethmoid sinus, and the agger nasi cell (if one had been present) were all removed (figure, B).
INTRODUCTION: Osteoma of paranasal sinus is a benign tumor that is more common in frontal and ethmoid sinus when compared to maxillary and sphenoid sinus.
Intersect ENT markets two steroid releasing implants, Propel and Propel mini, which are meant to improve surgical outcomes for patients with chronic sinusitis undergoing ethmoid sinus surgery.
An increase of MMP-9 in the apical part of the epithelium in the polypoid tissue of the nasal cavity, maxillary sinus, and ethmoid sinus may facilitate the epithelial and endothelial cell migration that is observed during polyp development and growth.