CT scan showing bilateral ethmoid and maxillary disease ... The use of intravenous contrast during sinus CT is indicated if an intracranial complication is suspected.

Despite the availability of newer instrumentation, complications may still occur ... and the patient receiving functional endoscopic sinus surgery must commit to nasal care until such time ...

The biggest ones, called maxillary sinuses, are under your eyes and behind your cheeks. Things that can cause sinus inflammation include: "Sometimes there is a fever, but not always,” says ...