May 21, 2024 · The nasolacrimal duct is the inferior continuation of the lacrimal sac and is ~17 mm in length in total. The duct runs in the bony nasolacrimal canal. There are two parts to the …

The nasolacrimal duct (also called the tear duct) carries tears from the lacrimal sac of the eye into the nasal cavity. [1] [2] The duct begins in the eye socket between the maxillary and lacrimal …

Aug 5, 2023 · Obstruction of nasolacrimal drainage apparatus results in epiphora and can be primary or secondary, congenital or acquired. Obstruction can occur at canalicular, lacrimal …

Aug 8, 2023 · Nasolacrimal duct obstruction (NLDO) or dacryostenosis is the most common disorder of the lacrimal system, and approximately 6 to 20 percent of newborns exhibit …

Aug 8, 2023 · The lacrimal duct system transmits tears from the surface of the eye to the nasal cavity. Tears enter the duct system at the lacrimal punctae and conduct through canaliculi …

Mar 6, 2024 · The nasolacrimal duct (also known as the tear duct) carries tears or lacrimal fluid from the lacrimal sac of the eye into the inferior nasal meatus. The lacrimal gland produces …

Jun 1, 2020 · Nasolacrimal duct mucocele represents cystic dilatation of the nasolacrimal apparatus secondary to proximal +/- distal obstruction of the nasolacrimal duct. The …

May 10, 2021 · The lacrimal puncta are small holes on the inner eyelids that act as ports for the eye’s tear drainage system. Read more about their function and related conditions.

Feb 6, 2017 · Accessory lacrimal ducts are a congenital defect of the nasolacrimal system that typically presents later to the ophthalmologist than congenital nasolacrimal duct obstruction …

Right eye lacrimal system consisting of: of lacrimal gland (a), punctums (b,e), canalicules (c,f), lacrimal sac (g,d).