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Published on: September 22, 2017
Adult-onset primary glaucoma and molecular genetics: a review
R Frezzotti1, A Renieri, P Frezzotti
1Department of Molecular Biology University of Siena, Siena, Italy. frezzotti@unisi.it
European Journal of Ophthalmology
|June 23, 2004
Summary
Genetic studies are crucial for understanding adult-onset primary glaucoma. Identifying gene mutations, like MYOC, aids in presymptomatic diagnosis and prognosis for inherited forms of the disease.
Area of Science:
- Ophthalmology
- Genetics
- Molecular Biology
Background:
- Primary open-angle glaucoma is a leading cause of irreversible blindness.
- Molecular genetic studies are vital for understanding glaucoma's complex pathophysiology.
- Identifying causative genes aids in diagnosis and therapeutic development.
Purpose of the Study:
- To review molecular genetic studies on adult-onset primary glaucoma.
- To identify genes and their products involved in glaucoma.
- To investigate disease mechanisms and genetic contributions.
Main Methods:
- Analysis of gene expression and protein processing.
- Correlation of gene mutations (e.g., TIGR/MYOC) with glaucoma spectrum.
- Evaluation of genetic research for diagnostic and prognostic markers.
Main Results:
- Clinical detection relies on optic nerve/visual field damage and intraocular pressure.
- MYOC gene mutations can serve as markers for presymptomatic diagnosis in high-risk individuals.
- Genetic testing in families with glaucoma history can inform prognosis.
Conclusions:
- OPTN gene plays a role in normotensive glaucoma pathogenesis.
- Current OPTN gene testing is not cost-effective for routine familial glaucoma diagnosis.
- Further research is needed for specific and sensitive glaucoma diagnostic tests.
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