Lacrimal Duct Obstruction

Synonyms

Duct Obstruction, Lacrimal

Duct Obstruction, Tear

Duct Obstructions, Lacrimal

Duct Obstructions, Tear

Lacrimal Duct Obstructions

Obstruction, Lacrimal Duct

Obstruction, Tear Duct

Obstructions, Lacrimal Duct

Obstructions, Tear Duct

Tear Duct Obstruction

Tear Duct Obstructions

Interference with the secretion of tears by the lacrimal glands. Obstruction of the LACRIMAL SAC or NASOLACRIMAL DUCT causing acute or chronic inflammation of the lacrimal sac (DACRYOCYSTITIS). It is caused also in infants by failure of the nasolacrimal duct to open into the inferior meatus and occurs about the third week of life. In adults occlusion may occur spontaneously or after injury or nasal disease. (Newell, Ophthalmology: Principles and Concepts, 7th ed, p250)