U.S. flag

An official website of the United States government

GTR Home > Conditions/Phenotypes > Glaucoma, primary closed-angle

Glaucoma, primary closed-angle

Summary

Primary closed-angle glaucoma (GLCC) is characterized by age-related variation in the degree of iridocorneal angle closure and its sequelae, with patients in the first 3 decades of life showing a normal eye exam, whereas older patients progressively show more evidence of angle closure and glaucomatous damage, including optic nerve head changes and visual field defects (Suri et al., 2018). [from OMIM]

Available tests

7 tests are in the database for this condition.

Clinical tests (7 available)

Molecular Genetics Tests

Genes See tests for all associated and related genes

  • Also known as: GLCC, KNO, KNO1, KS, COL18A1
    Summary: collagen type XVIII alpha 1 chain

Clinical features

Help
Imported from Human Phenotype Ontology (HPO)

Show allHide all

IMPORTANT NOTE: NIH does not independently verify information submitted to the GTR; it relies on submitters to provide information that is accurate and not misleading. NIH makes no endorsements of tests or laboratories listed in the GTR. GTR is not a substitute for medical advice. Patients and consumers with specific questions about a genetic test should contact a health care provider or a genetics professional.