Inflammatory process of the gingival tissues and/or periodontal membrane of the teeth, resulting in an abnormally deep gingival sulcus, possibly producing periodontal pockets and loss of supporting alveolar bone.
A formal agreement between a purchaser of a dental benefit program and a defined group of dentists for the delivery of dental services to a specific patient population, as an adjunct to a traditional plan, using discounted fees for cost savings.