Nov 25, 2025 · No, sinus opacity on x-ray alone is not sufficient to diagnose chronic sinusitis—the diagnosis must be based primarily on clinical criteria (symptoms lasting >90 days), and imagi...

Oct 2, 2017 · The cornerstone in the diagnostic workup of chronic sinusitis is the radiologic examination. Nasal endoscopy is recommended in most cases before obtaining imaging because it demonstrat...

Aug 1, 2020 · In patients with a history of recurrent or chronic sinusitis who have had imaging in the past, in the absence of new symptoms, imaging does not provide further information and findings...