lacrimal pathway

lacrimal pathway

[TA]
a space between the closed lids and the eyeball through which tears flow to the punctum lacrimale.
Synonym(s): rivus lacrimalis [TA], Ferrein canal
Mentioned in ?
References in periodicals archive ?
Lower lacrimal pathway obstruction in adults is a common ophthalmological problem.
Studies that analyze the morphometric variations of the LF and the NLD with regard to sex, age, and race could possibly explain the greater prevalence of lower lacrimal pathway obstruction in women > 50 years.
(8.) Vujancevic S, Meyer-Rusenberg HW Therapy for actinomycosis in the lacrimal pathway. Klin Monbl Augenheilkd.
Pre-operative evaluation consisted of standard relevant eye and ear-nose-throat (ENT ) examination, including regurgitation test, irrigation of lacrimal pathway and endoscopic examination of nasal cavities by sinoscope.
In children the disease occurs because of delayed canalization of the lacrimal pathway.
Theories about the formation of dacryoliths mainly suppose that dacryoliths are simply a secondary phenomenon resulting from a lacrimal pathway obstruction and accumulation of debris.
Dacryocystorhinostomy is done to provide alternative lacrimal pathway into the nose.
Lacrimal pathway obstruction can be idiopathic or secondary to chronic infections, tumours, trauma or iatrogenic and may occur anywhere along the tract with nasolacrimal duct being the most frequent area to get obstructed.
Stenting is important for maintaining stable the permeability of the lacrimal pathways especially when relapses occur.
Obstruction of the lacrimal pathways, whether congenital/ acquired is a common problem that can be corrected with dacryocystorhinostomy.