3.gemination

1. Gemination

2. General information Single tooth germ invaginates resulting in incomplete formation of two teeth that may appear as bifid Crown on single root It occurs during the proliferation stage of the growth cycle of tooth It has got hereditary and familial tendencies

3. Clinical features Affected teeth are deciduous mandibular incisors and permanent maxillary incisors Bipid Crown on single root Number of teeth remains the same There are common pulp canals and either single or partially divided pulp chambers

4. Radiographic features Cleft Crown – cleft in the Crown and invagination are usually outlined by the radiopaque enamel which accentuates them Pulp chamber – pulp chamber is single, enlarged and maybe partially divided

5. Diagnosis Crown appears as bifid on a single root Pulp chamber is single and enlarged

6. Management Crown may be restored and reshaped Periodic disking that is reduction of mesio distal width Final jacket Crown preparation