Ophthalmology Flashcards
What is this?
Juvenile cataracts
What is this and how would we treat it?
Panuveitis
Tx w/ Potassium Penicillin
What is this?
2-day-old
septic keratitis
{systemically ill}
What is this?
dermoid originating from the cornea
What is this & how does this work?
Orbital retractor?
Radio waves transmitted between probes elevates temperature
{30 seconds does the trick}
What is this & what 2 structures are most affected?
Lymph nodes of the head & orbital bone
Explore lid margins
What can this salvage procedure be used for?
Squamous Cell Carcinoma
Sew lids together & sharply dissect all the way as deeply into the orbit as you can—> then use a curved hemostat & place ligature on the optic nerve
What are these lesions associated with?
(classic question)
MCF
{malignant cattharal fever}
opaque cornea, lympocytic vasculitis of the retinal vasculature
source: inapparent carrier sheep
What is this?
what’s the etiology?
Infectious Bovine Keratoconjunctivitis
Moraxella bovis
*in this photo, we see reflex uveitis & aqueous flare*
What is this & what would this cow test positive for?
LSA
BLV positive
How would we treat IBK?
Oxytetracycline & Tulathromycin parenterally
Oxytetracycline ointment topically
IF it’s bulbar (subconjunctival), use Procaine Penicillin
{see photo for injection}
What is this & what are the 3 pathogens associated with it most typically?
{Small Ruminant Ocular Disease}
Keratoconjunctivitis
Chlamydophila pecorum
Mycoplasma conjunctivae
Branhamella ovis
