Autosomal recessive hereditary disorder	Congenital nasolacrimal duct obstruction	Developmental hereditary disorder	Familial disease	Hereditary disorder of the visual system
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Familial congenital nasolacrimal duct obstruction (disorder)
	Familial congenital nasolacrimal duct obstruction
	A rare genetic otorhinolaryngological malformation with characteristics of congenital impatency of the nasolacrimal drainage system in various members of a family. Presentation is not specific and may include a uni or bilateral medial canthal mass, dacryocystitis, nasal obstruction, periorbital cellulitis and epiphora. Dacryocystocele and lacrimal puncta agenesis may be associated.

Id	1230016009
Status	Defined

Associated morphology	Obstruction
Finding site	Nasolacrimal duct structure
Occurrence	Congenital
Pathological process	Pathological developmental process

ICD-10 complex map reference set

Target	Q10.5
Rule	TRUE
Advice	ALWAYS Q10.5 \| POSSIBLE REQUIREMENT FOR ADDITIONAL CODE TO FULLY DESCRIBE DISEASE OR CONDITION
Correlation	SNOMED CT source code to target map code correlation not specified