Yes, I agree with other posts, you probably have AFS, allergic fungal sinusitis. Check also that your teeth are in top shape, dead teeth or root canals
especially of the upper jaw can predispose you to AFS, many people get bacterial and fungal infections by way of poor oral health and wouldn't even know about it. The mouth is quite a toxic place. Wasabi or horseradish and good too, and fresh or raw garlic may be a bit savage at first with a sinus fungal complaint, you may want to take in garlic by way of a capsule, i.e; kyolic garlic. Have you tried saline nasal rinses? add a few drops of Colloidal Silver
to the rinse. Avoid ALL dairy products with any sinus issues. Use essential oils daily, especially pine and eucalyptus and cedarwood.
It takes time, patience and commitment to beat a chronic sinus problem, but in the end you will be so glad you did. I had horrendous sinus problems when I had a yeast infection many years ago, now my sense of smell is totally amazing, and no more headaches, ears popping, post nasal drip, frequent Antibiotics