If a tear duct becomes blocked, tears build up and irritate the eyes. This irritation causes painful swelling, makes the eyes appear continuously watery, and increases the risk of infection. When ...

Medically reviewed by Johnstone M. Kim, MDFact checked by Nick BlackmerMedically reviewed by Johnstone M. Kim, MDFact checked by Nick Blackmer Dacryocystitis refers to an infection of the tear ...

In this article, learn about the causes of this infection that affects the tear ducts, how it is diagnosed, ... adults over the age of 40 also have a higher risk of developing dacryocystitis.

A nasolacrimal duct obstruction (blocked tear duct) is common in newborns but can happen to adults, too. Learn how to identify a nasolacrimal duct obstruction.

A blockage in your tear duct can also lead to an infection when bacteria multiply in the narrowed tube. Sinus Problems. If you have ongoing sinusitis, you get swollen tissues in your sinuses, ...

Watery eyes have many potential causes, including a blocked tear duct, dry eye, eye allergies, an eye infection, or a scratch to the eye. Sometimes, an underlying health condition can cause watery ...

An obstruction in the tear drainage system is known as dacryostenosis. This is a common condition in infants. Adults can get a blocked tear duct due to infection, inflammation, eye injury or a tumor.

Tear duct infections can occur at any age, but they are most common in infants. That’s because the center of the duct is very narrow, which makes it more easily obstructed.