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A first case report of hypohidrotic ectodermal dysplasia from Oman
Musallam Al-Araimi1, Nishath Hamza1, Aliya Al Hosni1
1National Genetic Centre Royal Hospital Muscat Oman.
Clinical Case Reports
|April 11, 2020
Summary
This study reports the first Omani patient with hypohidrotic ectodermal dysplasia. Genetic analysis revealed a novel mutation in the EDAR gene, crucial for ectodermal development.
Area of Science:
- Genetics
- Dermatology
- Human Biology
Background:
- Hypohidrotic ectodermal dysplasia (HED) is a rare genetic disorder affecting ectodermal structures.
- Oman has not previously reported a case of HED.
- The EDAR gene is a key regulator of ectodermal development.
Observation:
- A patient from Oman presented with clinical features consistent with HED.
- Genome-wide analysis identified regions of homozygosity in the patient's DNA.
- Candidate gene selection pinpointed a specific mutation within these homozygous regions.
Findings:
- The patient was diagnosed with HED.
- A mutation in the EDAR gene was identified as the likely cause of HED in this patient.
- This represents the first documented case of HED in Oman.
Implications:
- This finding expands the known spectrum of EDAR gene mutations in HED.
- It highlights the importance of genetic diagnostics in rare diseases.
- Further research can explore the prevalence and specific mutations of HED in the Omani population.
