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Tooth formation in patients with oligodontia
Y Schalk van der Weide1, B Prahl-Andersen, F Bosman
1Department of Oral-Maxillofacial Surgery, Prosthodontics and Special Dental Care, University of Utrecht, The Netherlands.
The Angle Orthodontist
|January 1, 1993
Summary
Oligodontia, the congenital absence of many teeth, is associated with delayed tooth formation. Individual assessment of tooth development is crucial for patients with oligodontia before treatment begins.
Area of Science:
- Dentistry
- Human Genetics
- Developmental Biology
Background:
- Oligodontia is characterized by the congenital absence of six or more teeth.
- Understanding tooth formation in oligodontia is essential for clinical management.
- Previous research has not fully elucidated the developmental timing of tooth calcification in this condition.
Purpose of the Study:
- To compare tooth formation and calcification stages in individuals with oligodontia versus a control group.
- To identify potential sex-specific differences in tooth development associated with oligodontia.
Main Methods:
- Assessment of mandibular tooth calcification stages in patients with oligodontia (missing ≥6 teeth).
- Comparison with a control group matched for race, sex, and age.
- Statistical analysis to determine significant differences in developmental stages.
Main Results:
- Patients with oligodontia exhibited a general trend towards delayed tooth formation.
- Significant differences in tooth formation stages were observed in males with oligodontia compared to controls.
- In females, only stage 5 of the second mandibular molar showed a significant developmental delay.
Conclusions:
- Tooth formation in oligodontia patients tends to be delayed, with notable sex-specific variations.
- Significant developmental differences exist between males with oligodontia and controls.
- Individualized evaluation of tooth formation is recommended prior to initiating treatment for oligodontia.