**2.4 Criteria for inclusion**

First, personal meeting with experts (ophthalmologist cornea specialists) was conducted for the review. Second, we reviewed clinical cases of the optometric clinical of Fundación Universitaria del Area Andina Seccional Pereira and private ophthalmologist consult. Additionally, the inclusion criteria respond to the search of articles and reports of work based on post keratoplasty infection, immunological and post-keratoplasty complications, astigmatism and post-keratoplasty using End Notes. The clinical cases selection was made by ophthalmological consult of control with complications post-keratoplasty. Three cases were included.
