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Teeth

Teeth

The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin and...

Tooth Anatomy

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The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.

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Bilateral twinned teeth and multiple supernumerary teeth: a case report.

Emin Caner Tümen¹, Nihal Hamamci, Filiz Acun Kaya

¹Dicle University, Faculty of Dentistry, Department of Pedodontics, Diyarbakir, Turkey. emin.caner@isnet.net.tr

Quintessence International (Berlin, Germany : 1985)

|December 25, 2008

Summary

Dental twinning, a rare condition from tooth fusion or gemination, can cause esthetic and dental issues. This case highlights a rare instance of permanent twinned and supernumerary teeth in both arches.

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Area of Science:

Dentistry
Oral and Maxillofacial Surgery
Dental Morphology

Background:

Dental twinning results from the fusion of developing dental germs or gemination of a single germ.
Irregular morphology in bilateral anterior and posterior dental twinning often leads to esthetic concerns, caries, arch-length discrepancies, and periodontal disease.
Various treatment modalities exist, including endodontic, restorative, surgical, periodontal, and orthodontic approaches.

Observation:

This case report details an exceptionally rare presentation of permanent twinned teeth.
The patient also exhibited multiple supernumerary teeth affecting both the mandibular and maxillary arches.
The condition resulted from a combination of tooth fusion and gemination.

Findings:

The study documents a rare case of combined fusion and gemination leading to twinned and supernumerary teeth.
Bilateral involvement of both anterior and posterior segments in both jaws was observed.
The patient presented with significant morphological irregularities.

Implications:

This case underscores the complexity of managing rare dental anomalies.
Understanding combined fusion and gemination is crucial for diagnosis and treatment planning.
Such cases may require multidisciplinary approaches involving various dental specialties.