1. According to the authors, what is the most common symptom of dry eye after cataract surgery?
a. Severe discomfort
b. Foreign body sensation
c. Visual fluctuation
d. Excessive tears
2. Where does the greatest change in refractive index occur?
a. Between the air and the tear film
b. Between the crystalline lens and vitreous humor
c. Between the tear film and cornea
d. Between the aqueous humor and crystalline lens
3. In the CLEAR Trial by Donnenfeld et al., which step during cataract surgery decreased corneal sensitivity?
a. Capsulorhexis
b. Prolonged phaco time
c. Limbal relaxing incisions
d. Instillation of antibiotic and anti-inflammatory drops
4. Which of the following tests can be used specifically to identify the presence of inflammation in the tears?
a. Osmolarity testing
b. Sjögren's syndrome test
c. Tear film interferometry
d. Schirmer's test
5. Which of the following is not a useful application of Placido disc imaging?
a. Abnormal mires can identify ocular surface problems
b. Gets the patient engaged with diagnosis and treatment
c. Clearly identifies location of dystrophies
d. Identifies whether surface problems are due to aqueous deficiency or meibomian gland dysfunction
The neglected refractive interface: Impact of the tear film on refractive cataract surgery outcomes
CME Questions (Circle the correct answer)
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