Assertion: nasolacrimal duct | /r/CapableOf | get blocked
Facets:
value: because of infection
type: CAUSE
value: because of trauma
type: CAUSE
value: because of etc
type: CAUSE
Source sentences:
text: A blocked tear duct occurs when the nasolacrimal duct which drains tears from the eye into the nose, gets blocked (because of infection, trauma, etc.)