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Related Experiment Videos

Enamel defects: a developmental marker for hemifacial microsomia.

D C Johnsen1, B M Weissman, G S Murray

  • 1Department of Pediatric Dentistry, School of Dentistry, Case Western Reserve University, Cleveland, OH.

American Journal of Medical Genetics
|August 1, 1990
PubMed
Summary

Primary tooth enamel defects were observed in children with hemifacial microsomia. These enamel defects may indicate developmental issues related to craniofacial anomalies.

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Area of Science:

  • Dentistry
  • Genetics
  • Developmental Biology

Background:

  • Hemifacial microsomia (HFM) is a congenital condition affecting facial development.
  • Tooth development can be impacted by genetic and environmental factors during gestation.

Observation:

  • Four children diagnosed with hemifacial microsomia exhibited primary tooth enamel defects.
  • The enamel defects' location corresponded to the side of the craniofacial anomalies.
  • Maxillary incisors showed the most significant enamel defects.

Findings:

  • A correlation exists between primary tooth enamel defects and hemifacial microsomia.
  • The pattern of enamel defects aligns with the laterality of craniofacial abnormalities.

Implications:

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  • Enamel defects in primary teeth could serve as an early developmental marker for hemifacial microsomia.
  • This finding may aid in earlier diagnosis and intervention for HFM.
  • Further research can explore the precise mechanisms linking enamel hypoplasia and HFM etiology.