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Contact Lenses > Soft Contact Lens Selection > Flashcards

Soft Contact Lens Selection Flashcards

1
Q

What do you need prior to contact lens fitting?

A 
Visual Acuity 
Refraction 
Corneal Curvature
Corneal Diameter 
Ocular Health Evaluation
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2
Q

What is HVID?

A

Horizontal Visible Iris Diameter

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3
Q

How much smaller is HVID than the corneal diameter?

A

1.5mm smaller

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4
Q

What are some physiological considerations for contact lenses?

A

Eyelid Position
- Small aperture
- Tight eyelids
Fake eyelashes

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5
Q

What are prescriptions considerations?

A

Sphere, astigmatism, add power, vertex Rx

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Contact Lenses (18 decks)

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