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... https://www.chiggate.com/nicabate-clear-patch-stop-smoking-transdermal-drug-delivery-system-nicotine-21mg-7-pack-online/