Advantages and disadvantages of PTK

Phototherapeutic keratectomy (PTK) became more popular laser assisted procedure in cornel surgery in recent years. Superficial degenerations, corneal dystrofies, stromal opacities can be easily removed increasing visual comfort for the patients. Procedure however, should be carefully planed considering not only depth of stromal involvement as well as the condition of the ocular surface. Presentation includes actual guidelines for PTK and overview of potential complications of the surgery.