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[Double teeth].

A H B Schuurs1, C van Loveren

  • 1Afdeling Cariologie Endodontologie Pedodontologie, Academisch Centrum Tandheelkunde Amsterdam (ACTA), Louwesweg 1 1066 EA Amsterdam. a.schuurs@acta.nl

Nederlands Tijdschrift Voor Tandheelkunde
|May 2, 2002
PubMed
Summary

Double teeth, or geminated teeth, develop mysteriously, often linked to genetics. This study explores why identical twins may not share this dental anomaly, suggesting complex hereditary factors.

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Area of Science:

  • Dentistry
  • Genetics
  • Developmental Biology

Background:

  • Double teeth (gemination or fusion) are clinically observed but their etiology remains unclear.
  • Existing classifications lack definitive criteria for distinguishing between fusion and gemination.
  • Heredity is suspected as a contributing factor in double tooth development.

Observation:

  • Clinical, morphological, and anatomical features of double teeth were analyzed.
  • The study investigated cases where only one identical twin presented with a double tooth.
  • This highlights potential genetic or environmental influences on tooth development.

Findings:

  • The precise mechanisms causing double teeth (fusion vs. gemination) require further clarification.
  • Genetic predispositions are likely involved, influencing tooth formation.
  • Discordance in identical twins suggests non-genetic factors may also play a role.

Implications:

  • Understanding the etiology of double teeth can inform clinical diagnosis and treatment.
  • Further research into genetic and environmental factors is needed.
  • This knowledge may contribute to understanding other developmental dental anomalies.

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