Mastoidectomy is surgical procedure related with ear infections and mastoid bone. The procedure involves removal of infected air cells that are present in the mastoid bone, and is also used to remove the abnormal growth of the ear.. If not treated at an early stage, infected inner bones can cause further issues and result in serious facial paralysis. Untreated infections can eventually spread and can cause swelling, fever and other discomforts. There are antibiotics for these infections and pain management, but things can get worse if not taken in the prescribed quantity. Untreated infections can eventually spread and can cause swelling, fever and other discomforts. Following are different types of procedures available: