Tear Duct Anatomy

Tears leave each eye by way of upper and lower canalicular ducts which have barely visible openings called puncta. Tear duct and glands.

Tears Wikipedia

The tear duct is part of the tear drainage system.

Tear duct anatomy. Anatomy of blocked tear ducts nasolacrimal duct causes of nasolacrimal duct obstruction. Tears are created by the lacrimal gland located beneath the outer portion of the eyebrow. Dacryocystitis infection of the nasolacrimal sac.

The tears wash across the surface of the eye and run into the tear duct openings in the upper and lower eyelids very close to the inner corner of the eye. Blocked tear duct surgery. The tear duct is also called the nasolacrimal duct.

A blocked tear duct is when the eyes drainage system for tears is either partially or completely obstructed. Learn more about tears and crying. The duct begins in the eye socket between the maxillary and lacrimal bones from where it passes downwards and backwards.

It drains tears through the nasal bone and into the back of the nose. The nasolacrimal duct also called the tear duct carries tears from the lacrimal sac of the eye into the nasal cavity. Ducts from the gland discharge the tears onto the eye surface through openings where the conjunctiva lining the upper lid meets the conjunctiva that covers the eyeball an area called the fornix.

Anatomy a simple drawing can be used to explain the tear duct anatomy. Most of your tears come from your lacrimal glands which are located above each eye. Tears cannot drain normally causing a watery irritated or chronically infected eye.

Prior to recommending a blocked tear duct surgery.

Blocked Tear Duct Penn State Hershey Medical Center