Hoeps.....the lesser known version of hope! : )
It sounds like your anxiety rises when you develop a sinus issue, which is normal with people who suffer with anxiety. Like the above post asks,,,,do you fear it's more than a sinus problem? If so, this is why your anxiety rises. Hoeps this helps.
How is your thought process? Do you have the thought in your head that it is something more than just a sinus problem?