Genetic Aspects of Dentinogenesis Imperfecta

Dentinogenesis Imperfecta (DI) is a hereditary, simple autosomal dominant disorder showing abnormalities in the dentin of the developing teeth and occurring at a rate of about 1 in 8000 births. The expression of DI shows a high penetrance and a low mutation rate. Two main types of DI appear to exist...

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Main Authors: Elza Ibrahim Auerkari, Hedijanti Joenoes
Format: Article
Language:English
Published: Faculty of Dentistry, Universitas Indonesia 2015-10-01
Series:Journal of Dentistry Indonesia
Online Access:http://jdentistry.ui.ac.id/index.php/JDI/article/view/780
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author Elza Ibrahim Auerkari
Hedijanti Joenoes
author_facet Elza Ibrahim Auerkari
Hedijanti Joenoes
author_sort Elza Ibrahim Auerkari
collection DOAJ
description Dentinogenesis Imperfecta (DI) is a hereditary, simple autosomal dominant disorder showing abnormalities in the dentin of the developing teeth and occurring at a rate of about 1 in 8000 births. The expression of DI shows a high penetrance and a low mutation rate. Two main types of DI appear to exist: type I which is the defect associated with osteogenesis imperfecta, and type II which is the classical hereditary opalescent dentin. The formerly proposed DI type III appears to be only a modified expression of the same gene as in the classical DI type II. Any gene therapy type of treatment is unrealistic for adolescent patients who already exhibit the symptoms. However, there is a good prospect for early screening since DI is inherited as a dominant disorder, and known trail from parents or siblings is a strong indication for later exposure to DI. At present there are no practical means to correct the genetic defect or to avoid the symptoms. Nevertheless, screening provides an early warning and helps to guide protective and restorative treatment so early that maximum amount of the natural dentition can be retained.
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spelling doaj.art-f21f8bb6350f404aae01eff11d8ba2572022-12-22T01:57:18ZengFaculty of Dentistry, Universitas IndonesiaJournal of Dentistry Indonesia1693-96972355-48002015-10-015315716110.14693/jdi.v5i3.780676Genetic Aspects of Dentinogenesis ImperfectaElza Ibrahim Auerkari0Hedijanti Joenoes1Department of Oral Biology, Faculty of Dentistry, Universitas Indonesia, Jakarta 10430Department of Oral Biology, Faculty of Dentistry, Universitas Indonesia, Jakarta 10430Dentinogenesis Imperfecta (DI) is a hereditary, simple autosomal dominant disorder showing abnormalities in the dentin of the developing teeth and occurring at a rate of about 1 in 8000 births. The expression of DI shows a high penetrance and a low mutation rate. Two main types of DI appear to exist: type I which is the defect associated with osteogenesis imperfecta, and type II which is the classical hereditary opalescent dentin. The formerly proposed DI type III appears to be only a modified expression of the same gene as in the classical DI type II. Any gene therapy type of treatment is unrealistic for adolescent patients who already exhibit the symptoms. However, there is a good prospect for early screening since DI is inherited as a dominant disorder, and known trail from parents or siblings is a strong indication for later exposure to DI. At present there are no practical means to correct the genetic defect or to avoid the symptoms. Nevertheless, screening provides an early warning and helps to guide protective and restorative treatment so early that maximum amount of the natural dentition can be retained.http://jdentistry.ui.ac.id/index.php/JDI/article/view/780
spellingShingle Elza Ibrahim Auerkari
Hedijanti Joenoes
Genetic Aspects of Dentinogenesis Imperfecta
Journal of Dentistry Indonesia
title Genetic Aspects of Dentinogenesis Imperfecta
title_full Genetic Aspects of Dentinogenesis Imperfecta
title_fullStr Genetic Aspects of Dentinogenesis Imperfecta
title_full_unstemmed Genetic Aspects of Dentinogenesis Imperfecta
title_short Genetic Aspects of Dentinogenesis Imperfecta
title_sort genetic aspects of dentinogenesis imperfecta
url http://jdentistry.ui.ac.id/index.php/JDI/article/view/780
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