Maxillary sinus cyst vs maxillary sinusitisTags: Soft tissues sonography, Musculoskeletal sonography, Images, Video, Clinical report, Esaote MyLab 70, Pediatric Posts 23:06 26-12-2015 Maxillary sinus cyst vs maxillary s...#1 Child 7 years old with suspected maxillary sinusitis is aimed at US of paranasal sinuses. At US in the projection of the left maxillary sinus anechoic lesion with the distal gain effect(cyst? sinusitis?). external link :: attachments(5) :::: file 1 :::: file 2 :::: file 3 :::: file 4 :::: file 5 :: HTML5 video plugin not supported!