This is a very rare occurrence but must be watched for nevertheless. Scarring could rarely occur. In this case several months of healing are necessary, and most of the haze will resolve. The cornea may thin, with farsightedness being induced. A farsighted corrective procedure can be used to correct this, but should wait at least six months to perhaps a year to be sure the cornea is stable.
Infection Only wearing glasses offers total safety.
Patients who have elected to wear a contact lens have accepted some risk of infection, with bacteria on their lens and risk of a scratch ocurring underneath. The risk is probaly one in a few thousand if instructions are followed. Finally, rest 4-5 hours with both eyes closed after the procedure. This allows the surface to completely seal and protect from infection. Should an infection occur immediate treatment with intensive application of powerful antibiotic drops is necessary.