Lacrimal duct stenosis – What is it?
Definition In lacrimal duct stenosis, the lacrimal duct is closed for various reasons, which hinders the drainage of tear fluid. The tear fluid is produced in the lacrimal gland, which is located at the top of the eye. From here, the tear fluid reaches the surface of the eye, where it protects the eye from … Lacrimal duct stenosis – What is it?