Читать книгу Handbook of Oral Pathology and Oral Medicine - S. R. Prabhu - Страница 44

 Depends on patient requirement

 Usually not indicated unless symptomatic due to other causes, such as extensive caries, periodontal pathology or interference with tooth eruptionFigure 1.4 (a) Gemination; mandibular right incisors show gemination. Note the presence of all incisors. (b) Radiograph of bilateral gemination in maxillary central incisors. Note incisal notch and common root and root canal. (c) Fusion; shows left maxillary lateral incisor fused with the central incisor. (d) Concrescence; roots of two teeth are joined by cementum.(sources: a–c, by kind permission of Professor Charles Dunlap, Kansas City, USA); d, by kind permission of Dental Press Publishing, Brazil.)