Definition of Periodontal disease

1. Cosmetic Dentistry: Before and After Slideshow Pictures
2. Take the Dental Health Quiz

Periodontal disease: A bacterial infection that destroys the attachment fibers and supporting bones that hold the teeth in the mouth. Left untreated, periodontal disease can lead to tooth loss. The main cause of periodontal disease is bacterial plaque, a sticky, colorless film that constantly forms on teeth.