reasons for pkp included visual acuity unsatisfactory to the patients ( 6 eyes ) , recipient corneal scarring ( 4 eyes ) , recipient descemet 's folds ( 3 eyes ) , scarring in the tissue lens ( 2 eyes ) , vascularization of the tissue lens ( 2 eyes ) , astigmatism ( 2 eyes ) , failure of the tissue lens to reepithelialize ( 1 eye ) , corneal ulcer ( 1 eye ) , and scarring of the donor and recipient cornea ( 1 eye ) .
C0010043
corneal ulcer
C0010031
cornea