Closest Airport to Dayton, OH. The closest airport to Dayton is James M Cox Dayton International Airport (DAY). Distance from James M Cox Dayton International Airport to Dayton, OH is 16,1 kilometers (10,0 miles). James M Cox Dayton International Airport.
|- !align=right | Contributing Editors: |. |-. Keratoconus is a common corneal disorder where the central or paracentral cornea undergoes progressive thinning and steepening causing irregular astigmatism.arly signs of Keratoconus include: â¢ Asymmetric refracive error with high or progressive astigmatism. â¢ Keratometry showing high astigmatism and irreguality (axis that do not add to 180 degrees). â¢ Scissoring of the red reflex on ophthalmoscopy or retinoscopy.
Posterior keratoconus, a distinct disorder despite its similar name, is a rare abnormality, usually congenital, which causes a nonprogressive thinning of the inner surface of the cornea, while the curvature of the anterior surface remains normal.