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Related Concept Videos

Teeth01:15

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...

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Delayed calcification and congenitally missing teeth. Case report

O Uner1, E Yücel-Eroğlu, I Karaca

  • 1Department of Orthodontics, Gazi University.

Australian Dental Journal
|June 1, 1994
PubMed
Summary
This summary is machine-generated.

This study presents a rare case of delayed tooth development and accelerated growth in maxillary second premolars, alongside congenital absence of mandibular second premolars. It highlights potential links between tooth agenesis and developmental delays.

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Area of Science:

  • Dentistry
  • Human Genetics
  • Developmental Biology

Background:

  • Tooth agenesis, the congenital absence of teeth, is a common dental anomaly.
  • Understanding the genetic and developmental factors influencing tooth formation is crucial for diagnosing and managing dental anomalies.
  • Maxillary and mandibular second premolars are frequently affected by agenesis, impacting occlusion and aesthetics.

Observation:

  • A unique case involving delayed development and subsequent accelerated growth of maxillary second premolars was observed.
  • This condition co-occurred with the congenital absence of mandibular second premolars.
  • Maxillary and mandibular third molar germs were present, indicating specific developmental disruptions.

Findings:

  • The five-year follow-up suggests a potential association between agenesis of one tooth and developmental delays in others.
  • Accelerated tooth growth can occur even after significant initial developmental delays.
  • Pathological changes in tooth development are possible despite initial delays.

Implications:

  • This case expands our understanding of the complex interplay between tooth agenesis and developmental anomalies.
  • It suggests that comprehensive dental assessments are necessary to identify associated developmental issues.
  • Further research into the genetic and molecular mechanisms underlying these variations in tooth development is warranted.