Firstly, your CT findings are not suggestive of any prominent sinus disease at all. Most of the findings are incidental and do not affect the functioning of nasal cavity
in any way. Retention cyst
in maxillary sinus usually goes away over time and wait and watch policy is usually adopted in its management. Unless any of these symptoms are causing any symptoms or problems such as difficulty in breathing, repeated headaches
etc, you should not worry much.