Patients who present for cataract surgery with a history of previous laser vision correction represent a challenge in terms of intraocular lens power calculations and are at subsequent risk of postoperative refractive surprise.
Presbyopia correction
Presbyopic patients represent a greater challenge because they are accustomed to excellent levels of visual acuity following laser vision correction. The onset of presbyopia makes them seek a refractive solution to their problems that is definitive and allows them to continue with an active and spectacle-independent lifestyle. For a great number of patients refractive lens exchange is an attractive proposition.
Challenges
There are a number of challenges that successful presbyopic correction by surgical means presents:
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