Assertion: persistent aura | /r/CapableOf | remain for year
Facets:
value: in this instance
type: TEMPORAL
value: without evidence of ischemic injury.25 confirmation
type: OTHER
Source sentences:
text: In this instance, persistent visual aura—typically bilateral—will remain for at least one week and possibly months or years without evidence of ischemic injury.25 Confirmation is determined with imaging studies, which remain negative.