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Ophthalmology Final Exam questions and 100% correct answers
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Ophthalmology Final Exam questions and 100% correct answers
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Ophthalmology Final ExamEyelid tumors in cats are most commonly . . . - correct answer Malignant
What are the common eyelid tumors in a cat? - correct answer SCC
Hemangiosarcoma Fibrosarcoma Peripheral nerve sheath tumor
Eyelid tumors in dogs are most commonly . . . - correct answer Benign
What is the common eyelid tumor in a dog? - correct answer Meibomian gland adenoma/epithelioma
How might a SCC eyelid tumor in a cat present? - correct answer Non-healing erosion or scab
How do you treat eyelid tumors in cats? - correct answer Incisional biopsy Debunking and adjunctive therapy Exenteration
How do you treat eyelid tumors in dogs? - correct answer Wedge resection
What are two cat eyelid tumors that are benign? - correct answer Apocrine hidrocystomas Periocular mast cell tumors (benign behavior)
What breed of cats do you usually see apocrine hidrocystomas? - correct answer Persians Himalayans Where do you see eyelid agenesis in the cat? - correct answer Superior-temporal —> upper eyelid, lateral aspect Usually bilateral
What are clinical signs of eyelid agenesis in a cat? - correct answer Trichiasis Keratitis Blepharospasm Epiphora
Which species can get allergic conjunctivitis? - correct answer Dogs
What is a general common etiology of conjunctivitis in cats? - correct answer Primary pathogen
What is the most common cause of feline conjunctivitis? - correct answer FHV-1
What are the clinical signs of FHV-1 on first exposure? - correct answer URI Severe conjunctivitis Corneal ulceration
What is the pathognomonic corneal ulceration for FHV-1? - correct answer Dendritic
What cells is FHV-1 cytopathic for? - correct answer Epithelial cells —> Corneal ulcers
What nerve does FHV-1 become latent in? - correct answer Trigeminal ganglion
What are three different clinical presentation of FHV-1? - correct answer Neonatal infection —> bilateral Acute or chronic conjunctivitis —> unilateral or bilateral Recurrent conjunctivitis —> unilateral What are complications that can arise in a neonatal FHV-1 infection? - correct answer Symblepharon Corneal perforation
What are antivirals that could be used to treat FHV-1? - correct answer Cidofovir (ophthalmic) Idoxuridine (ophthalmic) Famciclovir —> ONLY use this oral antiviral in cats
What is an adjunct therapy to antivirals in cats? - correct answer L-lysine —> helps inhibit viral replication
What are pathogens that can infect the eye in the cat? - correct answer FHV-1
Chlamydophila Mycoplasma Calcivirus
What are clinical signs of chlamydophila infection in the eye of a cat? - correct answer Chemosis Serous to mucopurulent ocular discharge Conjunctivitis NO KERATITIS OR CORNEAL ULCERATION
What are clinical signs of mycoplasma in a cat eye? - correct answer Chemosis Conjunctivitis NO KERATITIS OR CORNEAL ULCERATION
How do you treat chlamydophila or mycoplasma infection in the eye of a cat? - correct answer Topical erythromycin Systemic tetracyclines
How do you differentiate FHV-1 from calcivirus? - correct answer Oral ulcerations Can you use antivirals to treat calcivirus? - correct answer No, ineffective
How do you diagnose conjunctivitis in a cat? - correct answer History and clinical signs Fluorescein stain Rose bengal stain Conjunctival cytology —> chlamydophila, mycoplasma Conjunctival PCR
What is the treatment for conjunctivitis? - correct answer Antivirals —> oral famciclovir and l-lysine, topical cidofovir or idoxuridine (FHV-1) Reduce stress Topical antibiotics if corneal ulcer present Topical erythromycin (chlamydophila, Mycoplasma) Oral doxycycline (chlamydophila, Mycoplasma)
What is the concern with using doxycycline to treat conjunctivitis in a cat? - correct answer Esophageal stricture
What topical antibiotic do you not what to use in cat to treat conjunctivitis? - correct answer Polymyxin B
—> anaphylaxis
What are differentials for a feline corneal ulcer? - correct answer FHV-1
Trauma
What is the treatment for corneal ulcer in a cat? - correct answer Topical antiviral Topical antibiotic Topical atropine Oral NSAID
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