FESS
Orbital PreSeptal Hematoma
This patient developed a preseptal hematoma following endoscopic sinus surgery. Note the hematoma affecting both eyelids. This resolve spontaneously over 14 days and there were no visual or ocular muscle...
Orbital Emphysema Post Sinus Surgery
This patient developed sudden emphysema of the eyelids following vigourous nose blowing after recent endoscopic sinus surgery.
The Relationship Between the Ethmoid Sinuses...
This axial anatomical specimen from the visible human project clearly demonstrates the relationship of the lateral walls of the ethmoid sinuses to the medial wall of the orbits and the optic nerve.
The Relationship between the Sphenoid Sinus and...
This axial anatomical specimen from the visible human project shows the relationship between the sphenoid sinus and the optic nerve.
![Large Concha Bullosa [Right]](https://medtube.net/images/min/75ca087bd2f3fe8955db0797af10b3be/149/112/1 "Large Concha Bullosa [Right]")
Large Concha Bullosa [Right]
In some patients, the middle turbinate may develop a large internal air cell, which expands the turbinate laterally. This is referred to as a Concha Bullosa. This enlarged middle turbinate may cause significant...
- FESS
- functional endoscopic sinus surgery
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