agree with others, sx list or log is good to keep because somethign is going on, I dont know if bladder issues at all are fibro??!!
Also the Ears nose throat dr would be idea, check with your primary doc..
I had brain MRIs many times, I am undx, but yes they have told me in report of sinus infection possible once so easy to see those things.
hugsssss and good luck dear, sarah