Assertion: astigmatism's cornea | /r/CapableOf | become cone-shaped
Facets:
value: progressively
type: MANNER
value: over time
type: TEMPORAL
Source sentences:
text: It may also be caused by keratoconus, a condition where the cornea thins and becomes cone-shaped over time.
text: In keratoconus the cornea progressively thins out and becomes more cone-shaped, which results in astigmatism.
text: This is where the cornea becomes cone-shaped, rather than the normal round shape it should be.
text: A rare cause of astigmatism occurs when the cornea progressively becomes cone-shaped and thin.