Assertion: vein's blood vessel | /r/HasSubevent | tissue necrosis
Facets:
value: in the area past the occlusion
type: LOCATION
Source sentences:
text: A thrombus may become detached and enter circulation as an embolus, finally lodging in and completely obstructing a blood vessel, which unless treated very quickly will lead to tissue necrosis (an infarction) in the area past the occlusion.