Contact Lens Fitting and Assessment Quiz

Test your knowledge on contact lens optometry with questions about fitting methods, parameters, complications, and more!

#1

Which of the following is a common method used in assessing the fit of contact lenses?

Keratometry
Tonometer
Refraction
Slit-lamp examination
1 answered
#2

Which of the following is a complication associated with contact lens wear that can lead to vision loss if not properly managed?

Conjunctivitis
Keratoconus
Presbyopia
Corneal neovascularization
#3

Which of the following is NOT a type of soft contact lens material?

Silicone hydrogel
Hydrogel
Polymacon
PMMA
1 answered
#4

Which of the following is a potential complication of contact lens wear related to corneal hypoxia?

Corneal edema
Corneal abrasion
Corneal neovascularization
Corneal ulcer
#5

Which of the following is a common symptom of contact lens-induced dry eye?

Excessive tearing
Blurred vision
Redness
Increased comfort
#6

What does the term 'base curve' refer to in contact lens fitting?

The curvature of the lens surface
The diameter of the lens
The thickness of the lens
The refractive index of the lens material
#7

Which of the following parameters is NOT typically assessed during a contact lens fitting?

Visual acuity
Corneal topography
Intraocular pressure
Tear film evaluation
#8

What is the primary function of a toric contact lens?

To correct myopia
To correct presbyopia
To correct astigmatism
To correct hyperopia
#9

What is the purpose of using fluorescein dye during a contact lens fitting?

To measure corneal thickness
To assess tear film quality
To evaluate corneal surface integrity
To determine pupil size
#10

What type of contact lens is most commonly prescribed for patients with irregular corneas, such as those with keratoconus?

Scleral
Rigid gas permeable
Soft
Hybrid
#11

Which type of contact lens is designed to be worn continuously for an extended period, typically up to 30 days?

Daily disposable
Extended wear
Rigid gas permeable
Scleral
#12

What is the purpose of using a slit-lamp microscope in contact lens assessment?

To measure intraocular pressure
To evaluate corneal thickness
To visualize the fit of the lens on the eye
To assess retinal health
#13

Which of the following conditions is a contraindication for contact lens wear?

Hyperopia
Keratoconjunctivitis sicca
Myopia
Presbyopia
#14

Which type of contact lens is most suitable for patients with dry eye syndrome?

Soft contact lenses
Rigid gas permeable lenses
Scleral lenses
Extended wear lenses
#15

Which of the following conditions may require a specialized contact lens design, such as a piggyback system?

Myopia
Hyperopia
Keratoconus
Astigmatism

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