Assertion: astigmatism | /r/CapableOf | go undiagnosed
Facets:
value: for years
type: TEMPORAL
value: sometimes
type: TEMPORAL
Source sentences:
text: It is important to have exams because if astigmatism goes undiagnosed, the cornea can develop a cone-shaped bulge known as keratoconus.
text: It's very important for you and your children to have regular eye tests because astigmatism sometimes goes undiagnosed for years, and it can affect your or your child's ability to read and concentrate.