1. According to Dr. Berdahl, if a toric IOL is misaligned by 10 degrees, the patient loses approximately what percentage of
the effective toric power?
a. 15.3%
b. 35%
c. 25%
d. 10.5%
2. Residual astigmatism after toric IOL implantation may result from irregular astigmatism, which can be caused by:
a. Dry eye
b. Previous LASIK
c. Anterior basement membrane dystrophy
d. All of the above
3. According to Dr. Koch, patients may require additional treatment after implantation of monofocal IOLs if:
a. Residual astigmatism is 1.0 D or greater
b. Residual astigmatism is 0.50 D or greater
c. Residual astigmatism is 0.75 D or greater
d. Residual astigmatism is 0.25 D or greater
4. According to Dr. Henderson, image-guided total refractive suites:
a. Eliminate the need for manual marking
b. Reduce the risk of human error
c. Transfer data directly to the surgical area
d. All of the above
5. Based on results in a large database, Dr. Berdahl reported that IOLs rotated:
a. In 70% of cases
b. In 60% of cases
c. In 10% of cases
d. In 30% of cases
Driving adoption and outcomes with toric IOLs: Pre-, intra-, and postoperative pearls for success
CME questions (circle the correct answer)
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