Bovine Ophthalmology Flashcards
Infectious Keratoconjunctivitis is also known as
Pink Eye
The causative agent of Infectious Keratoconjunctivitis
(Pink eye) in SHEEP AND GOATS are
these 3 agents, which CAN BE Zoonotic
- Mycoplasma*
- Chlamydia*
- Moraxella catarrhalis*
Infectious Keratoconjunctivitis (Pink eye)
in COWS is caused by this agent,
which is NOT zoonotic
Moraxella bovis
Infectious Keratoconjunctivitis (Pink eye)
is more common during this season
Summer (Face Flies are important vector!!)
If Infectious Keratoconjunctivitis (Pink eye)
is seen in the WINTER, it is probably due to
the ocular form of this disease
IBR
Superficial corneal ulcers can be detected by this test
Fluorescein staining
How is Infectious Keratoconjunctivitis (Pink eye)
treated in the cow?
Procaine Penicillin G mixed with Dexamethasone
given subconjunctival
plus
Oxytetracycline IM injection
How is Infectious Keratoconjunctivitis (Pink eye) prevented?
REDUCTION OF FACE FLIES
This is responsible for 12% of cattle condemnations
at slaughter; a cancer of the eye
SCC
Squamous Cell Carcinoma (SCC)
is common in _______ breed, or in cattle without pigment
around their eyes.
However, it can be seen in _______ WITH pigment around
the eye!
Squamous Cell Carcinoma (SCC)
is common in Hereford breed, or in cattle without pigment
around their eyes.
However, it can be seen in Holstein WITH pigment around
the eye!
SCC arises most often from the ______ junction
of the eye
corneoscleral
In cases of Squamous Cell Carcinoma (SCC)
precancerous lesions are first seen on the
_______
lower eyelid
Squamous Cell Carcinoma (SCC),
seldom metastasizes, but if it does,
metastasize to the ________
regional lymph nodes
In regards to the treatment of Squamous Cell Carcinoma (SCC),
_______ radiation can be used because SCC
is sensitive to heat
GAMMA
In regards to the treatment of Squamous Cell Carcinoma (SCC)
This immunomodulator can be used, but is not very effective
BCG
