Sinusitis is the inflammation of the tissue lining the sinuses. The sinuses are hollow spaces in the bones around the nose that produce...

Sinonasal polyposis is a chronic inflammatory condition characterized by the growth of abnormal polypoid tissue in the nasal and sinus...

Functional Endoscopic Sinus Surgery (FESS) is a procedure that is used to treat sinusitis and other sinus conditions. It involves...