<prompt> For the treatment of a patient with after cataract which laser is used?LASIKNd-YAGExcimerArgon  <response>: Ans: B Nd - YAG Ref: Parsons Diseases of the Eve 21st edition pg. 584.Explanation:LasersFrequencyUsesNd:YAG1064Posterior capsulotomy, iridotomy. vitreolysisFrequencydoubledNd:YAG532Retinal photocoagulation, cyclophotocoagulationArgon green514Trabeculoplasty,iriaoplasty,pupillomydriasis, retinal photocoagulationDiode laser800Retinal photocoaqulationKrypton Red714Retinal photocoagulationExcimerArgonfluoride193Photorefractive keratectomy, phototherapeutic keratectomy, LASIK, LASEKFemto second laser1053In refractive surgeries and lamellar and full thickness corneal transplants to create flaps 