Post-Refractive Contact Lens Correction Quiz
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Questions and Answers

Which of the following is NOT a potential risk associated with wearing contact lenses?

  • Corneal edema
  • Reduced risk of infection (correct)
  • Ocular inflammation
  • Increased risk of ocular irritation

What is the FDA's classification for contact lenses?

  • Class IV medical device
  • Class II medical device (correct)
  • Class III medical device
  • Class I medical device

What is the purpose of the Contact Lens Lecture mentioned in the text?

  • To determine the risk of ocular compromise vs reward (correct)
  • To promote CL sales
  • To increase patient discomfort
  • To discourage the use of contact lenses

What is the range of lens diameters for contact lenses?

<p>7.5mm to 24.0mm (A)</p> Signup and view all the answers

Which reason is NOT reported for contact lens dropouts?

<p>Poor vision due to incorrect type of prescription (C)</p> Signup and view all the answers

What is the main drawback associated with overnight closed eye situations?

<p>Exacerbation of corneal edema and inflammation (A)</p> Signup and view all the answers

What does the practitioner evaluate before initiating any corrective modality or therapeutic intervention?

<p>The potential risk of harm vs the reward of benefit (C)</p> Signup and view all the answers

What is the classification of contact lenses based on their wearing schedule?

<p>DW (Daily Wear), EW (Extended Wear), CW (Continuous Wear) (B)</p> Signup and view all the answers

What are two different applications of contact lens wear mentioned in the text?

<p>'Cosmetic' vs 'Therapeutic' Lens application (A)</p> Signup and view all the answers

Which category is NOT mentioned as a type of lens material for contact lenses?

<p>(PC) Polycarbonate (D)</p> Signup and view all the answers

What is the main concern associated with contact lenses mentioned in the text?

<p>All of the above (D)</p> Signup and view all the answers

Who is listed as the Instructor of Record for the course?

<p>Dr. Melissa Levine (A)</p> Signup and view all the answers

In which publication will the Lecture Outline be posted?

<p>Moodle (C)</p> Signup and view all the answers

What is distributed in the Lab sessions?

<p>Both Lab manual and List of Contact lenses in US (D)</p> Signup and view all the answers

Which year saw the National outbreak of Acanthamoeba keratitis associated with use of a contact lens solution?

<p>2009 (C)</p> Signup and view all the answers

What is the main topic of the article 'Risky Behaviors for contact lens–related eye infections among adults and adolescents'?

<p>Corneal infection related to contact lens use (A)</p> Signup and view all the answers

What is the primary purpose of fitting a foreign object (CL) that causes ocular inflammation and corneal infection?

<p>To improve visual acuity (D)</p> Signup and view all the answers

What is mentioned as a reason for Soft lenses being newer to the market?

<p>$70$ years of Rigid CL Wear outweighing Soft lenses benefits (B)</p> Signup and view all the answers

What is the primary purpose of the pre-fitting exam for contact lenses?

<p>To determine if the ocular tissue is suitable for lens wear (B)</p> Signup and view all the answers

Which factor is NOT considered during the pre-fitting exam for contact lenses?

<p>Previous contact lens experience (A)</p> Signup and view all the answers

What is the average horizontal visible iris diameter (HVID) measured during the clinical data assessment?

<p>11.7mm (D)</p> Signup and view all the answers

How does the lens wear environment impact the success of wearing contact lenses?

<p>It can introduce chemicals, foreign debris, and dry air that may affect lens wear (C)</p> Signup and view all the answers

What is the purpose of measuring the vertical aperture in the pre-fitting exam?

<p>To determine the appropriate size of contact lenses based on HVID (C)</p> Signup and view all the answers

What is the average pupil size measured under subdued illumination during clinical data assessment?

<p>7.5mm (D)</p> Signup and view all the answers

Why is it important to assess the systemic health of the patient during the pre-fitting exam?

<p>To ensure that wearing contact lenses will not pose any risks to overall health (B)</p> Signup and view all the answers

What factor is used to determine if there are other options for swimmers regarding contact lens wear?

<p>Occupation and lens wear environment (D)</p> Signup and view all the answers

What visual aspect is evaluated through bio-microscopy ocular tissue assessment?

<p>Corneal shape and refraction (B)</p> Signup and view all the answers

What does measuring the vertical aperture help determine?

<p>Appropriate size of contact lenses based on HVID (C)</p> Signup and view all the answers

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?

<p>The patient's systemic health conditions contraindicate the use of refractive surgery. (D)</p> Signup and view all the answers

Which condition complicates both cosmetic and therapeutic contact lens wear due to decreased aqueous production?

<p>Episodic Inflammatory Disorders (A)</p> Signup and view all the answers

In the context of contact lens wear, which condition may require therapeutic wear of 'Rigid Scleral' lenses to protect ocular tissue?

<p>Sjogrens Syndrome (A)</p> Signup and view all the answers

What systemic medical condition complicates both cosmetic and therapeutic contact lens wear due to decreased aqueous production?

<p>Rheumatoid Arthritis (A)</p> Signup and view all the answers

Which ocular condition complicates 'cosmetic' contact lens wear due to ocular dryness?

<p>Ocular medications (C)</p> Signup and view all the answers

What aspect is crucial in determining whether the risk of lens wear is worth the reward?

<p>Health history: Systemic / Ocular (C)</p> Signup and view all the answers

Which condition complicates 'cosmetic' contact lens wear due to incomplete lid closure?

<p>Graves Disease (A)</p> Signup and view all the answers

'Therapeutic' contact lens wear may be needed for which condition due to extensive corneal vascularization?

<p>Corneal Erosion &amp; Resulting Neo-Vessels (A)</p> Signup and view all the answers

'Cosmetic' contact lens wear is complicated by allergies to environmental antigens and chronic or acute blepharitis. What further complicates this condition?

<p>Ocular dryness: systemic, ocular, environmental (C)</p> Signup and view all the answers

What type of solution sensitivity is immediate upon lens insertion and may lead to discomfort?

<p>Multi Purpose Solution (MPS) / Chemical Disinfection (D)</p> Signup and view all the answers

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