The risk factors for graft failure were corneal vascularization, regraft, aphakia or pseudophakia.
移植失败的危险因素是角膜血管形成，移植，无晶状体或假晶状体。
Conclusion:The risk factors for graft failure after PK were corneal vascularization, regraft, aphakia or pseudophakia, presence of anterior or posterior synechia.
结论：与PK手术植片衰竭相关的高危因素包括角膜血管化、再次移植、无晶状体眼、人工晶状体眼、虹膜前或虹膜后黏连；
应用推荐