Pyorrhea is a severe condition of periodontal disease in which the ligaments and bones that support the teeth become inflamed and infected. It is the result of advanced gingivitis. Gingivitisis a mild form of gum disease that causes redness and swelling of the gingiva, the part of the gum around the base of the patient’s teeth.
After the inflammation, the gum is gradually drawn back from the tooth cervix, followed by tooth loss. Pyorrhea is a dangerous disease because it does not produce any noticeable symptoms for a long time.