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Teeth present in addition to the normal series of deciduous and permanent teeth.
Congenital absence of some teeth.
Microdontia involves smaller than normal teeth, while megadontia involves larger than normal teeth.
Severe trauma during tooth development can lead to abnormal bends in the tooth.
Varies between 0.1% and 3.8%.
They can delay or prevent the eruption of permanent teeth.
Hypodontia is the absence of some teeth, while anodontia is the total lack of teeth.
A condition where the pulp chamber of a tooth is enlarged at the expense of the roots.
Cleft lip, cleft palate, and Down's syndrome.
Timing affects the potential for complications and the ease of eruption of adjacent teeth.
Deep palatal pits and potential for carious destruction.
Includes bleaching, microabrasion, and veneers.
Approximately 2.5%.
They may lead to delayed eruption of permanent successors.
Not fully understood, but may involve hereditary or local trauma.
Supportive care and antiviral medications if necessary.
They may increase the likelihood of occurrence in affected families.
Internal resorption originates from the pulp, while external resorption affects the root surface.
Ectopic positions, supernumeraries, and systemic conditions like rickets.
They may predispose teeth to periodontal disease.
Observation or surgical excision if they cause discomfort.
Ranges from 0.25% to 11.3%.