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Journal January 2013 (Vol 35, No 1)

NOTE: You have already passed this course.
NOTE: This course is no longer valid for accreditation purposes.

Corneal Ulcers in Horses by Lynn B. Williams , DVM, Chantale Pinard , DVM, MSc, DACVO

1. Which of the following nerve blocks is most commonly used to examine a painful equine eye?
2. Which tests have a direct therapeutic effect on infected corneal ulcers?  
3. Which of the following factors can have the greatest influence on initial antimicrobial selection for treating complicated corneal ulcers?
4. A superficial, uncomplicated corneal ulcer appears to be 9 mm in diameter. If no complications develop, complete reepithelialization would be anticipated after ___ days.
5. Which of the following is the most appropriate treatment for a superficial, uninfected corneal ulcer that has not healed after 6 weeks of appropriate antibiotic therapy?
6. A fluorescein-positive eye is being examined for the first time. Vascularization around the periphery of the cornea extends approximately 3 mm onto the surface of the cornea. How long has this ulcer been present?
7. Which of the following is considered an important therapeutic agent if signs of corneal melting are present?
8. After a diagnosis of corneal laceration, which of the following clinical signs is a negative prognosticator for ocular globe retention?
9. Which of the following is not a sign of anterior uveitis?
10. Cytology of a 3-mm diameter, moderately deep corneal ulcer reveals fungal hyphae. Which topical medication would be most appropriate to administer as part of a treatment plan?
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