Dr Deepthi Mehta, consultant eye specialist at CARE Hospitals, Hitec City, explains, “Orthokeratology (Ortho-K) is a non-surgical way to correct vision using special contact lenses worn overnight.

These lenses include the first orthokeratology lens design with toric peripheral curves* approved by the U.S. Food and Drug Administration to treat myopia overnight. Myopia, or nearsightedness ...

In this study, two of the currently most useful methods in controlling myopia are compared: OK lenses and 0.125% atropine. Refractive errors, axial length, and endothelium cell count were analyzed ...