Nasolachrymal

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Related to nasolacrimal: nasolacrimal canal, iridoplegia

Na`so`lach´ry`mal


a.1.(Anat.) Connected with the lachrymal apparatus and the nose; as, the nasolachrymal, or lachrymal duct.
References in periodicals archive ?
The only important structure in the inferior meatus is the opening of the nasolacrimal duct.
In relative terms, immediately after instillation, the drug concentration in the tears will be 100%, but this will decline rapidly as the volume of the eye drops is rapidly washed away through the puncta and down the nasolacrimal duct.
1) Signs and symptoms indicative of later-stage disease include (1) diplopia or vision loss from orbital or optic nerve invasion, (2) epiphora from nasolacrimal duct obstruction, (3) facial swelling and malocclusion from bone destruction and invasion into the soft tissues of the mouth or face, (4) trismus from invasion of the pterygoid muscles, (5) development of a neck mass from local metastases, (6) hearing loss from serous otitis, and (7) facial numbness from invasion of the trigeminal nerve.
Topical beta-blockers are absorbed into the systemic blood system after passage through the nasolacrimal system through both the nasal mucosa and by pulmonary absorption (the latter being from the inhalation of drug particles).
Dentigerous cyst in the maxillary sinus: A rare cause of nasolacrimal obstruction.
5) Arguments against inferior meatal antrostomy have included reports of persistent sinus disease following surgery (5) and low patency rates, (1) as well as concerns about possible injury to the nasolacrimal duct and the technical difficulty associated with performing the procedure.
Systemic absorption of topically administrated drugs through the nasal mucosa (via the nasolacrimal duct), and digestive system is responsible for unwanted and sometimes dangerous side effects of ophthalmic medications, in some individuals at risk.
The two most inferior ostia represent the openings of the nasolacrimal duct and the eustachian tube.
The natural drainage of the eye drops is with the rest of the tears through the nasolacrimal duct into the throat; the allergic reaction can therefore spread to involve those areas.
Nasal gliomas can be associated with deformities of the adjacent bones and obstruction of the nasolacrimal duct.
This spectrum includes anomalies that are related to the nasal cavity, nasofrontal region, nasolacrimal apparatus, and craniofacial syndromes.
It over-hangs and delineates the inferior meatus, which is anatomically significant only for the nasolacrimal duct orifice that opens at the anterior end of the meatus.