Tear ducts are structures that drain tears from your eye and into your nose. They’re also known as nasolacrimal ducts. If these ducts become clogged, it’s called a blocked tear duct or nasolacrimal ...

At University of Utah Health, surgery for excessive tearing due to nasolacrimal duct obstruction involves a team approach with surgeons who have fellowship training in orbital and sinus specialties.

NEW YORK (MedscapeWire) Apr 08 — Balloon catheters safely and effectively treat persistent nasolacrimal duct obstruction in children, according to an interventional case series in the March issue of ...

Although probing for congenital nasolacrimal duct obstruction is safe and effective , age at the time of initial intervention and bilateral surgery constitutes a significant risk for a failed ...

Under normal conditions, tears in the eyes are drained into the lacrimal sac through small openings called the upper and lower puncta located at the inner corner of the eye (called medial canthus).

One can think of this apparatus as having both functional and anatomical (structural) components. The first component is functional and consists of the lacrimal pump. During blinking, the contraction ...

Under normal conditions, tears in the eyes are drained into the lacrimal sac through small openings called the upper and lower puncta located at the inner corner of the eye (called medial canthus).