Cassini Clinical Review – Spring Issue 2015


Cassini Total Corneal Astigmatism and the opportunities to improve surgical outcome

Studies have demonstrated that posterior corneal astigmatism could be a factor in generating unexpected postoperative outcomes. Research has shown that selecting toric IOLs based on anterior corneal measurements could lead to over-correction in eyes that have with-the-rule astigmatism (vertical steep axis) and under-correction in eyes that have against-the-rule astigmatism (horizontal steep axis).

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