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 ...

Congenital nasolacrimal duct obstruction (CNLDO) is a common condition in infants and young children, where the tear duct fails to open properly, leading to excessive tearing and potential infections.

it is called a nasolacrimal duct obstruction. When the flow is stopped in the tear drain of the eyelid, it is called a ...

Animal technicians or veterinarians unfamiliar with overt clinical diseases in rabbits may not recognize inflammation and obstruction of the nasolacrimal duct. Furthermore, these conditions ...

This crust may appear hard, crusty, sticky, or wet. Blocked tear ducts—also called nasolacrimal duct obstruction (NLDO) or dacryostenosis—are another common cause of crusty eyes. Blocked tear ...

Practical Treatment of Lacrimal Symptoms in the Presence of Patent Drainage It will be evident that, rather than FNLDO being a single entity, it is actually a period within the natural history of ...