Topography-guided custom ablation treatment for treatment of keratoconus

Topography-guided custom ablation treatment for treatment of keratoconus

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Keratoconus is a progressive ectatic disorder of the cornea which often presents with fluctuating refraction and high irregular astigmatism.Correcting the vision of these patients is often a challenge because glasses are unable to correct the irregular astigmatism and regular contact lenses may not fit them very well.Topography-guided custom ablation treatment (T-CAT) is a procedure of limited ablation of the cornea using excimer laser argan oil pure purple with the aim of regularizing the cornea, improving the quality of vision and possibly contact lens fit.The aim of the procedure is not to give a complete refractive correction.It has been tried with a iphone 14 price san francisco lot of success by various groups of refractive surgeons around the world but a meticulous and methodical planning of the procedure is essential to ensure optimum results.

In this paper, we attempt to elucidate the planning for a T-CAT procedure for various types of cones and asphericities.