| According to research studies conducted in recent | | | | vision problems increases in patients who have |
| years, several patients who underwent LASIK | | | | undergone some sort of enhancement LASIK surgery. |
| reported problems seeing at night. The induced night | | | | It might be the case that the desired refraction is not |
| vision defects included halos, starbursts and glare | | | | accomplished in the foremost surgery, and hence, |
| around brightly lit objects at night. These night vision | | | | patients typically require enhancement surgeries. These |
| problems signify deterioration in quality rather than | | | | patients are generally less happy with the outcome |
| quantity of vision. Though these night vision problems | | | | than those patients who have had LASIK surgery only |
| are typically transient and wear off in a few days, in | | | | once in life. Moreover, patients who have flatter |
| some patients, the symptoms might persist long after | | | | corneas at the outset are more likely to suffer from |
| the eye heals. | | | | starbursts and other night vision problems after |
| LASIK is a refractive surgery technique that involves | | | | surgery. |
| reshaping of the cornea via precise ablation. Night | | | | LASIK technology has advanced over time and the |
| vision problems are known to be caused by the | | | | surgeons have gained loads of experience in the |
| irregularity between the untouched part of the cornea | | | | pertinent field. As a result, the number of patients |
| and the reshaped part. It is a known fact that the pupil | | | | reporting night vision problems has dropped significantly. |
| dilates in darkness and contracts when faced with | | | | Expert surgeons carry out a comprehensive |
| bright light. However, it is impractical to perform LASIK | | | | preoperative examination to determine if the patient |
| such that it covers the expansion of the pupil at full | | | | has large sized pupils. They make use of advanced |
| dilation at night. | | | | contemporary equipment to accomplish the same, and |
| Daytime post-LASIK vision is optimal, since the pupil is | | | | therefore, rule out the possibility of long-term night |
| smaller than the LASIK flap. But at night, the pupil may | | | | vision defects. |
| expand such that light passes through the edge of the | | | | Finding a LASIK surgeon that you are confident about |
| LASIK flap into the pupil. This is what gives birth to | | | | will be able to give you more information about night |
| night vision anomalies. | | | | vision problems. |
| Studies have also shown that the possibility of night | | | | |