Spontaneous Bony Exposure: A Report of 4 Cases of Idiopathic Exposure and Sequestration of Alveolar Bone

T his paper describes 4 cases of spontaneous exposure and sequestration of alveolar bone. While one case was associated with an allergic mucositis, the other three were idiopathic involving large lingual exostoses. J Periodontol 1997;68:758–762 .