ketoplasia

例句：

1. 1.The patient's vision was blurred due to a keratoplasia.
   患者的视力因角膜病变而模糊。
2. 2. The doctor diagnosed the patient with keratoplasia and prescribed antibiotic drops.
   医生诊断患者患有角膜病变，并开了抗生素眼药水。
3. 3.Ketoplasia is a common cause of vision loss in children.
   角膜病变是儿童失明的常见原因。