Nasolacrimal duct cannulation and flushing may be performed ... if topical anesthetic is applied to the eye. However, the nasal mucosa is very sensitive and the flushing procedure can be ...

The term functional nasolacrimal duct obstruction (FNLDO; watering with patent drainage) is misleading as it implies occluded drainage and solely nasolacrimal duct pathology. 'Normal' tear ...

Nasolacrimal duct stenosis due to inflammatory edema further ... inflammatory mediators (anterograde toxic tears or retrograde nasal inflammation) along the mucosa-lined channels.

Other possible injuries that can occur along with nasal bone fractures include: Blockage of the tear duct Septal hematoma (blood collecting in the nasal cavity) Septal abscess (buildup of pus in ...