The maxillary sinus drains into the nose through a hole called the ostia.When the ostia becomes clogged, sinusitis can occur. The ostia of the maxillary sinus often clog because the ostia are ...

Sinusitis occurs as a result of obstruction of the osteomeatal unit, which is located in the vicinity of the maxillary sinus ostium (Fig. 1). Because of obstruction, mucus accumulates inside the ...

Discussion. Also known as imploding antrum syndrome or chronic maxillary sinus atelectasis, silent sinus syndrome is thought to result from obstruction of the maxillary ostium by the uncinate ...

The Vent-Os device was inserted into the maxillary sinus opening at the beginning of the procedure and removed after 60 minutes. In the patient group, 57 sinus ostia were accessed and successfully ...

Cone-beam CT (CBCT) helped identify a rare case of a dental implant moving into a man's right ethmoidal sinus in a recent case report, published online on May 27 in Heliyon. An anatomical variant ...

“In my opinion, the SinuSys team has demonstrated that gradual, low pressure can dilate the maxillary sinus ostium," said Peter Catalano, MD, FACS, Professor of Otolaryngology at Tufts ...

Improved voice quality and patient satisfaction with their voice were seen following functional endoscopic sinus surgery (FESS) for nasal polyposis among a cohort of 46 patients who underwent the ...

First, dilation of the maxillary sinus ostium can be achieved through a transnasal (through the nose) or canine fossa approach. If you lifted your lip and looked at the area of the canine tooth (fang) ...

First, dilation of the maxillary sinus ostium can be achieved by a transnasal (through the nose) or canine fossa approach. If you lifted your lip and looked at the area of the canine tooth (fang) you ...

The maxillary sinus ostia is bounded from below by uncinate process (U) and above by the lower bony portion of ethmoid sinuses (E). A narrowing in this critical area can cause sinusitis.