special senses 2 Flashcards
study for exam (43 cards)
OD
right eye
OS
left eye
OU
Both eyes
AD
right ear
AS
Left ear
AU
both ears
IOP
intraocular pressure
Keratoconjunctivitis Sicca (KCS)
Dry eye
Epiphora
Excessive tear production
Schirmer tear test
(Mrs. Alisha)
measures the quantity of tear produced by a single eye
Schirmer tear test diagnosis
KCS
The normal range for Schirmer tear test:
15-20
Fluorescein stain test
(Mrs. Alora
detects corneal ulcers and checks patency of the lacrimal system
where would you see color discoloration from the fluorescein stain test?
the nostril
Tonometry
(Mr. Tyler)
Tono-pen, Tono-vet or Schiotz tonometer measures the intraocular pressure (IOP) of the chamber
Tonometry normal IOP
15-25 mmHg
Entropion:
the inversion or turning inward of the eyelid
Entropion predisposed breeds
Shar-peis, Collies, Great Danes,
Irish Setters, Doberman Pinschers, Golden Retrievers,
Rottweilers, and Weimaraners.
Ectropion:
the eversion or turning outwards of the eyelid.
Ectropion predisposed breed:
Basset Hounds, Bloodhounds,
Cocker Spaniels, Clumber Spaniels, English Bulldogs,
and Saint Bernards
Cherry eye
swelling and protrusion of the third eyelid near the medial canthus.
Cherry eye predisposed breeds
Beagle, Bulldog, Basset hound, Cocker spaniel
What medication should not be used in patients with corneal ulcers?
Steroids
Chronic Superficial Keratitis
an immune-mediated condition.