CT of the sinuses without contrast obtained on Jan. 10 appeared significant for a hyperattenuating mass centered in the superior nasal cavity and ethmoid sinus, eroding the anterior skull base ...

The CT (computed tomography) scan of paranasal sinuses (Figure 1) showed a radio-opaque foreign body (FB) in the left ethmoid sinus with opacification of all sinuses on the left side.

A 49-year-old woman in Nevada developed foreign body (FB) sinusitis after amalgam restorative material moved from a tooth in her upper jaw into the paranasal sinuses. The case report was published ...

Lyra has two investigational product candidates, LYR-210 and LYR-220, in late-stage development for CRS, a highly prevalent inflammatory disease of the paranasal sinuses which leads to ...

Nasal and paranasal tumors are rare tumors that start in the air-filed space behind your nose. Lifestyle factors like smoking and exposure to some chemicals can increase your risk.

The CT showed a hyperdense area near the medial edge of the left orbit that is consistent with orbital tissue entering the left ethmoid paranasal sinus. The extraocular muscles were normal in size.

The anterior ethmoidal artery (AEA) plays a critical role in the vascular supply to the anterior cranial fossa and the paranasal sinuses. Its course through the ethmoidal labyrinth is marked by ...

PROPEL Mini The PROPEL Mini sinus implant is intended for use in patients ≥ 18 years of age following ethmoid/frontal sinus surgery to maintain patency of the ethmoid sinus or frontal sinus opening.

The ethmoid and frontal sinuses can be traced back at least 33 million years ago to a primate called Aegyptopithecus that lived in Africa before the ape and Old World monkey lineages originated.