This lecture discusses various techniques to correct refractive errors which include incision techniques, intrastromal corneal rings (intacts), thermal techniques and lamellar techniques. Incisional techniques include radial keratotomy, incisional astigmatic keratotomy, thermal technique includes thermal keratoplasty and lamellar techniques include Laser assisted in situ keratomileusis, Laser epithelial keratomileusis and Epithelial laser assisted in situ keratomileusis.
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