Comparable with the findings described above, these include mucosal thickening, fluid levels, polypoid masses, and complete sinus opacification.
[ajnr.org]
MRI findings as a mucosal lining exceeding an estimated thickness of 3 mm, a near-total or total sinus opacification, and an air-fluid level.
[journals.plos.org]
Radiologic reports of sinus barotrauma are scarce and include only plain film records ( 1 – 3, 5 ).
[ajnr.org]