Assertion: cataract's removal | /r/HasSubevent | improved level
Facets:
Source sentences:
text: is there is a visually significant lens opacity; does the lens opacity account for the patients level of vision; would removal of the cataract likely lead to improved vision and improved level of functioning and is the potential improvement enough to warrant the risks of surgery; would the patient tolerate the operation and be able to follow postoperative instructions and follow up care.