Fitting Kids With Contact Lenses

By Pauline Cho, PhD, FAAO, FBCLA, Sin Wan Cheung, MPhil, FAAO

1. The CLIP study used about how many total subjects?
a. 170
b. 150
c. 130
d. 110

2. In the LORIC study, the changes of axial length for the children wearing ortho-k contact lenses compared with spectacle-wearing children was about:
a. 80 percent
b. 70 percent
c. 60 percent
d. 50 percent

3. Although each of the following are important, which is the key factor for successful contact lens wear in both children and adults?
a. careful history taking
b. thorough examination
c. diagnostic lens fitting
d. motivation

4. In the CARE Study, subjects thought children wearing spectacles compared to those not wearing spectacles in photos were:
a. dumber
b. smarter
c. taller
d. shorter

5. In the authors’ experience, what is the primary cause of corneal staining for kids?
a. trichiasis
b. degeneration
c. ectropion
d. dystrophy

6. To minimize ocular tissue complications for children, which is the best soft lens modality?
a. two-week replacement hydrogels
b. monthly replacement hydrogels
c. quarterly replacement hydrogels
d. daily disposable hydrogels

7. In the CLIP study, it took about how many minutes longer to train children versus teenagers in lens handling and care?
a. 15
b. 12
c. 9
d. 6

8. In the LORIC study, the increase of vitreous chamber depth for the children wearing ortho-k contact lenses compared with spectacle-wearing children was about:
a. 80 percent
b. 70 percent
c. 60 percent
d. 50 percent

9. In the “myopia creep” study, of the 480 subjects about what percent wore spectacles?
a. 30
b. 50
c. 70
d. 90

10. After children and teens in the PREP study stopped wearing spectacles and started wearing contact lenses, the score increased about how many points?
a. 5
b. 10
c. 15
d. 20

11. Which category of medication for rhinitis may affect the tear quality?
a. antidepressants
b. antihistamines
c. steroids
d. anti-infectives

12. Which lens care accessories have been identified to be the most frequently and severely contaminated?
a. lens cases
b. tweezers
c. mirrors
d. towels

13. The subjects in the Corneal Reshaping and Myopia Progression Study had less than how much astigmatism?
a. 0.25D
b. 0.50D
c. 0.75D
d. 1.00D

14. Compared with adults, in the authors’ experience children have:
a. better ocular health
b. worse eyelids
c. hazier corneas
d. more conjunctival redness

15. In the “myopic creep” study, over three years the soft lens wearers’ myopia increase was about how much greater than the spectacle wearers’?
a. 0.08D
b. 0.18D
c. 0.28D
d. 0.38D

16. The PREP study did not show that contact lenses increased:
a. quality of life
b. feelings about appearance
c. participation in activities
d. intelligence

17. In Hong Kong and some other Asian countries, parental initiation of contact lens wear for their children is usually for:
a. hyperopia control
b. astigmatism control
c. myopia control
d. changing iris color

18. A layer of salt deposits on the walls of contact lens cases can:
a. decrease electrolyte level
b. increase electrolyte level
c. decrease the survival of Staph. Aureus
d. decrease risk of complications

19. In the Corneal Reshaping and Myopia Progression study, the annual rate of change of vitreous chamber depth for the subjects wearing corneal reshaping lenses was about:
a. 0.03mm
b. 0.13mm
c. 0.23mm
d. 0.33mm

20. After the initial successful fitting period, young patients should be seen every:
a. 18 to 24 months
b. 12 to 15 months
c. three to six months
d. one to two months

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