Sometimes, you may need to get a CT scan to look for more serious inflammation deep in your sinuses. A CT scan is a special X-ray that lets your doctor see detailed images of your sinuses.

A new CT-scan based risk score facilitates the identification of patients at risk of revision endoscopic sinus surgery due to chronic rhinosinusitis.

The problem: It's sometimes unclear whether lingering congestion stems from allergies or a sinus infection. To determine the cause, some doctors order CT scans. But a simple nasal smear is usually ...

A significant number of patients with chronic sinusitis, especially involving ethmoid or sphenoid cells, can not be adequately diagnosed by plain films. CT scans done coronally without enhancement ...