Assertion: nasolacrimal duct | /r/CapableOf | need probing after age
Facets:
Source sentences:
text: After age 1 year, the nasolacrimal duct may need probing, usually under general anesthesia; if obstruction is recurrent, a temporary silastic tube may be inserted.
text: After age 1 year, the nasolacrimal duct may need probing, usually under general anesthesia; if obstruction is recurrent, a temporary silastic tube may be inserted.