The roof was affected anterior to the tuberculum sellae in 3 of our patients and the posterior wall in 2 patients.
Ethmoid roof defect.
The mucosal edges have been freshened and preparation is made for.
Spontaneous traumatic or iatrogenic skull base defect.
Underlay cartilage bone graft placed extra durally in large defects.
The ethmoid labyrinth is covered by the fovea ethmoidalis of the frontal bone and separates the ethmoidal cells from the anterior cranial fossa.
Asymmetry of the ethmoid roof is an important anatomic variation seen on ct scan that has the potential for disastrous complications in ess.
The ethmoid bone ˈ ɛ θ m ɔɪ d.
Fascia lata and adipose tissue grafts were taken to close the defect.
Graft is held firmly in place with absorbable packing material.
The very thin horizontal cribriform plate lamina cribrosa of the ethmoid bone is bounded laterally by the vertical lateral lamella.
The size of the defect was the same as rope the diameter of nasal packing about 1 mm fig.
The ethmoid bone forms the area of the skull at the roof of the nose where it sets the nasal cavity apart from the brain thus the ethmoid is right between the two orbits which contain the eyes.
From greek ethmos sieve is an unpaired bone in the skull that separates the nasal cavity from the brain it is located at the roof of the nose between the two orbits the cubical bone is lightweight due to a spongy construction.
Defects are encountered at the ethmoid roof cribriform plate and sphenoid sinus.
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Osteodural defects related to the sphenoid roof are rare.
The keros classification is a method of classifying the depth of the olfactory fossa.
The fovea ethmoidalis is an extension of the orbital plate of the frontal bone and forms the lateral part of the ethmoid roof.
The defect in the skull base was in the medial medium part of the ethmoid roof.
The ethmoid bone is one of the bones that make up the orbit of the eye.
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Edges of skull base defect are identified and freshened.
In our study in addition to the variations in ethmoidal roof and olfactory fossa we have analyzed the association of the olfactory fossa depth with the asymmetries of height and contour of the ethmoidal roof.
Free mucosal graft from septum or turbinate is placed over the defect.
The midline sphenoid sinus was the third most common location with 5 17 8 of 28 defects recognized in this location.
The lamina papyracea is a smooth bone plate shaped like a leaf that is commonly known for being situated close to the ethmoid bone in the musculoskeletal system.
