CHEBI Integrated Role Ontology

Last uploaded: December 17, 2019
Id http://purl.obolibrary.org/obo/MP_0013451
http://purl.obolibrary.org/obo/MP_0013451
Preferred Name

nasolacrimal duct obstruction

Definitions
any impediment or blockage of the paired channels leading from the lacrimal sacs to the inferior meatus of the nose, through which tears are conducted through the nasal cavity; may be either congenital or acquired; obstruction of the nasolacrimal duct leads to the excess overflow of tears called epiphora
Synonyms
nasolacrymal duct obstruction
nasolacrimal duct occlusion
tear-duct blockage
nasolacrymal duct occlusion
Type http://www.w3.org/2002/07/owl#Class
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