 ಸಿಸಾಗಿರಾಗಳಿಗಸ ಱಿಹಿಗಳನಫಿದಿ ರಸಿಟನ್ತ ಕಾಯದ ಸಿಸಿದಿಗರ ನಿಕಿಗಳನಿಗಳನದ೿ ಷೈರಾರಾ ಡಾಣಾಗಸಿಸಿಟನಲ ರತ ಸಿಕವಾಾಗಳನಲಿ ಸಿಂ್ದ ವಾದಟಳಿ ಸಿಕವಾಲ ಕಾರಂಪ್ಲಿ ಸ so, these are the main problems, or, when we are facing problems, in some cases, we are faced with a chronic sinusitis, which is very common. so, first, we have to take 1-2 attacks, which are necessary. that is, antibiotics, or, steroids, nasal spray, but, it will not work at all, 1-2 attacks, 3 attacks, so, we have to do the operation. what is the operation? FES. FES is functional endoscopic sinus surgery. so, first, when the patient comes, he has to take all the history, after that, we have to examine his face. in his face, we have to divide his face in 2 parts, that is his face, that is his body, or, in his face, we have to take 3 turbinates, here 3, there 3, so, if something is wrong, we have to take hypertrophic turbinates. so, we have to take nasal polyps, turbinates, dns, first, we have to examine his face. after that, we have to do the endoscopic examination. after that, we have to take a pencil, then, we have to attach a camera, then, we have to look at the monitor, TVL, then, we have to examine his face. after that, CT scan. CT scan is a high type of X-ray. CT scan, then for all the other sequences, for all the mucus, for any problem, polyps, then we have to do surgery. surgery is a functional endoscopic sinus surgery, that is, here, we have to attach few instruments, and surgery, that is, when we have to get a pencil, we have to connect to a scope, connect to a camera, this functional endoscopic sinus surgery is very useful.