[Orthodontic treatment of adults with periodontal disease].

Orthodontic treatment has diversified in recent years along with progress in other dental specialties. Adult orthodontic treatment has become more popular as patients appreciate the need for a higher level of oral health accompanied with progress in orthodontic objectives and treatment methods. At the same time, patients with periodontal disease in number every year. Recently, two adult females with periodontal disease, one with crowding (20 y 1 m at her initial visit) and the other with bimaxillary protrusion (34 y 9 m at her initial visit), obtained good occlusion and periodontal health through orthodontic treatment. As a result of free mandibular movement by applied mild orthodontic forces and balanced occlusion, infrabony defects improved to achieve a higher level of the alveolar crest.