After reading your message and ct report, it is likely that you have some sinus problem, mostly due to deviated nasal septum. It can cause headache. If you are not getting relief from medical treatment for sinusitis, you may need septal surgery plus sinus surgery SOS.
Next Steps
consult an ENT specialist, allow them to do nasal endoscopy, take a course of medical treatment.
Health Tips
Take steam inhalation, twice a day for 5 minutes.