Assertion: cataract's vision | /r/HasProperty | impaired
Facets:
value: significantly
type: DEGREE
value: severely
type: DEGREE
value: before having cataract surgery
type: TEMPORAL
value: because of cataracts
type: CAUSE
Source sentences:
text: This can restore vision in cases where vision has been impaired because of cataracts.
text: In the later stages, the eye can turn milky white, and vision can be significantly impaired.
text: If cataracts continue to progress without treatment, vision will continue to get worse until the lens of the eye is so clouded that vision is significantly impaired or lost altogether.
text: In the developed world, cataracts are easily treated before vision is severely impaired.
text: For example, vision may be significantly impaired if the centre of the lens is affected; however, if the edges of the lens are affected, vision impairment may be barely noticeable.
text: In the past, patients used to wait until their vision was severely impaired before having cataract surgery.
text: Diagnosis/Preparation People might have cataracts for years before vision is impaired enough to warrant surgery.
text: Vision can be impaired or lost completely due to this process.