38 Questions
Which of the following is NOT a potential risk associated with wearing contact lenses?
Reduced risk of infection
What is the FDA's classification for contact lenses?
Class II medical device
What is the purpose of the Contact Lens Lecture mentioned in the text?
To determine the risk of ocular compromise vs reward
What is the range of lens diameters for contact lenses?
7.5mm to 24.0mm
Which reason is NOT reported for contact lens dropouts?
Poor vision due to incorrect type of prescription
What is the main drawback associated with overnight closed eye situations?
Exacerbation of corneal edema and inflammation
What does the practitioner evaluate before initiating any corrective modality or therapeutic intervention?
The potential risk of harm vs the reward of benefit
What is the classification of contact lenses based on their wearing schedule?
DW (Daily Wear), EW (Extended Wear), CW (Continuous Wear)
What are two different applications of contact lens wear mentioned in the text?
'Cosmetic' vs 'Therapeutic' Lens application
Which category is NOT mentioned as a type of lens material for contact lenses?
(PC) Polycarbonate
What is the main concern associated with contact lenses mentioned in the text?
All of the above
Who is listed as the Instructor of Record for the course?
Dr. Melissa Levine
In which publication will the Lecture Outline be posted?
Moodle
What is distributed in the Lab sessions?
Both Lab manual and List of Contact lenses in US
Which year saw the National outbreak of Acanthamoeba keratitis associated with use of a contact lens solution?
2009
What is the main topic of the article 'Risky Behaviors for contact lens–related eye infections among adults and adolescents'?
Corneal infection related to contact lens use
What is the primary purpose of fitting a foreign object (CL) that causes ocular inflammation and corneal infection?
To improve visual acuity
What is mentioned as a reason for Soft lenses being newer to the market?
$70$ years of Rigid CL Wear outweighing Soft lenses benefits
What is the primary purpose of the pre-fitting exam for contact lenses?
To determine if the ocular tissue is suitable for lens wear
Which factor is NOT considered during the pre-fitting exam for contact lenses?
Previous contact lens experience
What is the average horizontal visible iris diameter (HVID) measured during the clinical data assessment?
11.7mm
How does the lens wear environment impact the success of wearing contact lenses?
It can introduce chemicals, foreign debris, and dry air that may affect lens wear
What is the purpose of measuring the vertical aperture in the pre-fitting exam?
To determine the appropriate size of contact lenses based on HVID
What is the average pupil size measured under subdued illumination during clinical data assessment?
7.5mm
Why is it important to assess the systemic health of the patient during the pre-fitting exam?
To ensure that wearing contact lenses will not pose any risks to overall health
What factor is used to determine if there are other options for swimmers regarding contact lens wear?
Occupation and lens wear environment
What visual aspect is evaluated through bio-microscopy ocular tissue assessment?
Corneal shape and refraction
What does measuring the vertical aperture help determine?
Appropriate size of contact lenses based on HVID
What is the primary reason for not always being a good candidate for refractive surgery, even if one is a good candidate for contact lenses?
The patient's systemic health conditions contraindicate the use of refractive surgery.
Which condition complicates both cosmetic and therapeutic contact lens wear due to decreased aqueous production?
Episodic Inflammatory Disorders
In the context of contact lens wear, which condition may require therapeutic wear of 'Rigid Scleral' lenses to protect ocular tissue?
Sjogrens Syndrome
What systemic medical condition complicates both cosmetic and therapeutic contact lens wear due to decreased aqueous production?
Rheumatoid Arthritis
Which ocular condition complicates 'cosmetic' contact lens wear due to ocular dryness?
Ocular medications
What aspect is crucial in determining whether the risk of lens wear is worth the reward?
Health history: Systemic / Ocular
Which condition complicates 'cosmetic' contact lens wear due to incomplete lid closure?
Graves Disease
'Therapeutic' contact lens wear may be needed for which condition due to extensive corneal vascularization?
Corneal Erosion & Resulting Neo-Vessels
'Cosmetic' contact lens wear is complicated by allergies to environmental antigens and chronic or acute blepharitis. What further complicates this condition?
Ocular dryness: systemic, ocular, environmental
What type of solution sensitivity is immediate upon lens insertion and may lead to discomfort?
Multi Purpose Solution (MPS) / Chemical Disinfection
Test your knowledge about post-refractive contact lens correction and its differences from refractive surgery. Explore topics related to candidacy, complications, and population dynamics.
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