Definition of "keratoconus" [keratoconus]

• A degenerative non-inflammatory disorder of the eye in which structural changes within the cornea cause it to thin and change to a more conical shape than its normal even curve. (noun)

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• "A few years ago, Holcomb's vision had deteriorated to 20/500 from a degenerative eye condition called keratoconus, which makes the corneas bulge outward."
• "If in their cases, the area of corneal thinning were peripherally located as shown in Figure 1, diseases that would cause peripheral thinning (like pellucid marginal degeneration and Terrien's degeneration) should have been considered in the differential diagnosis instead of keratoconus, which is a disease of the central and para-central cornea. 2"
• "Unbeknownst to fans, Holcomb had been battling a degenerative eye disease known as keratoconus, which causes the eye's cornea to bulge outward."
• "Rusty Williamson received a cornea in his right eye to fix a condition called keratoconus, which distorts vision and can cause blindness."
• "Doctors knew transplants were more likely to fail in people with HSV than in patients with other disorders, such as keratoconus, an abnormal steepening of the cornea."