
Sinus and facial surgery: The sinuses are anatomically air pockets in facial region that communicates with the nasal cavity through small opening called ostia. When disease occurs either by allergy or infection, they usually cause facial pressure, pain, headache, nasal obstruction and drainage. Most medicines can yield relief of these symptoms, but sometimes surgery is necessary.ยท Because of their location, surgery can be rather risky. Important areas surrounding the sinuses