Conjunctiva & Nicitating Membrane

Question 1

What is the only disease that has a primary bacterial cause while all other are secondary bacterial infections?

Answer 1

Infectious Bovine Keratoconjunctivitis (IBK) caused by moraxella bovis

Question 2

Feline herpesvirus (4)

Answer 2

1) Cats-kittens
2) respiratory & corneoconjunctival disease highly contagious
3) Viral
4) Diagnosed by rose bengal corneal stain

Question 3

Feline Chlamydial Conjunctivitis (4)

Answer 3

1) Cats
2) Chlamydophila felis
3) Unilateral chemosis (swelling of tissue that surrounds the eyelids & conjunctiva)
4) Ddx mycoplasma felis (cytology)

Question 4

Canine Folicular conjunctivitis (4)

Answer 4

1) Dogs < 2 yrs large breed
2) Hypertrophy of lympoid follicules on the inner surface of 3rd eyelid
3) conjunmctival hyperemia, mucoid/mucopurulent discharge, conjunctival follicle hypertrophy
4) Immunosupression (topical, +/- oral)

Question 5

Keratoconjunctivitis Sicca (KCS) (6)

Answer 5

1) Dogs
2) common cause of conjunctivitis
3) unilateral or bilateral
4) Discomfort, blepharospasm, photophobia
5) loss of usual glistening appearance of cornea
6) Schirmer tear test

Question 6

Third Eyelid glan Prolapse (Cherry Eye) (4)

Answer 6

1) Dogs <3 yrs
2) Prolapse of 3rd eyelid
3) Unilateral or bilateral
4) The only indication to remove the gland of the 3rd eyelid is neoplasia

Question 7

Plasmoma- Atypical Pannus (2(

Answer 7

1) Immune-mediated inflammatory
2) Thickening, depigmentation, follicle formation

Question 8

What is the normal range for a schirmer tear test?

Answer 8

15-25