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Cleidocranial dysplasia: a case report and gene mutation analysis
Peng Zhang1, Pinghua He1, Peiqiong Xu2
1Dept. of Oral and Maxillofacial Imaging, Affiliated Stomatological Hospital of Nanchang University; The Key Laboratory of Oral Biomedicine in Jiangxi Province; Jiangxi Province Clinical Research Center for Oral Diseases, Nanchang 330006, China.
Cleidocranial dysplasia, a rare skeletal and dental disorder, was studied. A new frameshift mutation in the RUNX2 gene was identified in a patient, advancing our understanding of this genetic condition.
Area of Science:
- Genetics
- Medical Science
- Skeletal Dysplasias
Background:
- Cleidocranial dysplasia (CCD) is a rare autosomal dominant disorder.
- It primarily impacts skeletal and dental development.
- The incidence of CCD is approximately 1 in 1,000,000.
Purpose of the Study:
- To report a case of cranio-clavicular dysplasia.
- To review existing literature on CCD.
- To identify the genetic mutation responsible for the condition in the reported case.
Main Methods:
- Case study of cranio-clavicular dysplasia.
- Comprehensive literature review.
- Gene analysis to identify mutations.
Main Results:
- A novel frameshift mutation was identified.
- The mutation is located in Exon 4 of the RUNX2 gene (NM_001024630.3).
- The specific mutation is c.534dupA, leading to a p.(Val179fs) alteration.
Conclusions:
- The study identified a new RUNX2 gene mutation associated with Cleidocranial dysplasia.
- This finding contributes to the genetic understanding of CCD.
- Further research may explore the functional impact of this specific mutation.
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