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</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</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</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</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)</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</p> Signup and view all the answers

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

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

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

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

    In which publication will the Lecture Outline be posted?

    <p>Moodle</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</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</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</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</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</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</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</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</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</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</p> Signup and view all the answers

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

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

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

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

    What does measuring the vertical aperture help determine?

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

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

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

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

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

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