OCULAR medicine

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Questions and Answers

Results in glaucoma

  • Production of too much fluids (correct)
  • Too little drainage (correct)
  • Inflammation of the conjunctiva
  • Nuclear sclerosis

Progressive retinal atrophy should be screened for in puppies of (list all that apply):

  • Collies (correct)
  • Golden Retrievers (correct)
  • Basset Hounds
  • Beagles (correct)

Clinical signs include defective night vision, slowly progressive loss of ay vision and cataract formation

  • Progressive retinal atrophy (correct)
  • Anterior uveitis
  • Cataracts
  • KCS

With entropion, the eyelids would tend to:

<p>Roll inward toward the cornea (A)</p> Signup and view all the answers

An abscess of the meibomian gland is called a:

<p>Chalazion (B)</p> Signup and view all the answers

“Cherry eye” (benign hyperplasia) occurs only in the dog.

<p>True (A)</p> Signup and view all the answers

Normal intraocular pressure (IOP) in the dog and cat is:

<p>Between 12 and 22 mm Hg (B)</p> Signup and view all the answers

Acute glaucoma with pressures greater than 60 mm Hg can result in blindness:

<p>Within several hours (D)</p> Signup and view all the answers

Which types of cells within the cornea accumulate in chronic superficial keratitis (pannus)?

<p>Plasma cells and lymphocytes (C)</p> Signup and view all the answers

Lenticular sclerosis must be differentiated from what other lens dysfunction?

<p>Cataract (B)</p> Signup and view all the answers

What medication is used to increase tear production in the disease known as keratoconjunctivitis sicca (KCS)?

<p>Cyclosporin ophthalmic (B)</p> Signup and view all the answers

What is the most common cause of bilateral conjunctivitis in young kittens?

<p>Feline viral rhinotracheitis (C)</p> Signup and view all the answers

Compression of lens fibers with age results in the gray cloudiness seen in older animals’ eyes. This aging change is known as:

<p>Nuclear sclerosis (B), Lenticular sclerosis (A)</p> Signup and view all the answers

Canine conjunctivitis, or inflammation of the conjunctiva, is rarely a primary disease process

<p>True (A)</p> Signup and view all the answers

A young kitten presents to the clinic with chemosis, hyperemia, ocular discharge, and presence of other signs of upper respiratory tract disease, what do you suspect

<p>Conjunctivitis due to FHV1 (A)</p> Signup and view all the answers

Prevent irritation of the conjunctiva in dogs by not allowing them to ride in cars with their heads out of the windows.

<p>True (A)</p> Signup and view all the answers

An overflow of tears

<p>Epiphora (A)</p> Signup and view all the answers

Because brachycephalic dogs and cats have small globes in deep orbits, tears spill out onto the face causing epiphora

<p>False (B)</p> Signup and view all the answers

Treatment of choice for animals with entropion of ectropion

<p>Surgical correction (A)</p> Signup and view all the answers

Young dog presents with chronic watering of the eye and wet facial hair in the medial canthus, the doctor says the patient is exhibiting

<p>Glaucoma (A)</p> Signup and view all the answers

A white patient presents with epiphora, there is a red stain on the hair, it is blood, and you should be concerned

<p>False (B)</p> Signup and view all the answers

An abscess of the sebaceous gland is called

<p>Hordeolum (A)</p> Signup and view all the answers

Defined as swelling of the eyelids

<p>Blepharitis (A)</p> Signup and view all the answers

A dog presents to the clinic with swelling at the lid margin, periocular pruritus, periocular alopecia, and rubbing of the eyes What do you suspect

<p>Blepharitis (A)</p> Signup and view all the answers

Entropion is common in dogs but less common in cats.

<p>True (A)</p> Signup and view all the answers

The cause of acquired nonspastic entropion is usually surgical or traumatic, resulting in scarring of the lid with contraction

<p>True (A)</p> Signup and view all the answers

Ectropion is a natural breed characteristic in

<p>Basset Hounds (A), Cocker Spaniels and Clumber Spaniels (B), English Bulldogs (C), Saint Bernards (D)</p> Signup and view all the answers

It assists in spreading the precorneal tear film and covers the eye to protectit from injury. It also produces about 50% of the lacrimal fluid.

<p>Nictitating membrane (A)</p> Signup and view all the answers

A 1y7m dog presents to the clinic with reddened enlargement of tissue in the medial canthus of the eye, mild irritation, epiphora, and presence of conjunctival irritation

<p>Cherry eye (B), Hypertrophy of Nictitans Gland (A)</p> Signup and view all the answers

Basset hound presents with ocular pain, conjunctival and episcleral injection (vascular congestion), diffuse corneal edema, dilated pupil unresponsive or sluggish to light, animal is not blind on presentation

<p>Acute glaucoma (B)</p> Signup and view all the answers

Chow chow presents with buphthalmus (enlarged globe), corneal striae, optic disc cupping, pain and blindness

<p>Chronic glaucoma (B)</p> Signup and view all the answers

A full-thickness loss of corneal epithelium that exposes the underlying stroma.

<p>Corneal ulcer (A)</p> Signup and view all the answers

Patient presents with pain, epiphora, blepharospasm,, and conjunctival hyperemia What do you suspect

<p>Corneal ulcers (A)</p> Signup and view all the answers

Distichiasis (hairs from the meibomian glands on the inner lid surface), ectopic cilia, and trichiasis (normal hairs that rub on the cornea) are frequent causes of ulcers in some breeds

<p>True (A)</p> Signup and view all the answers

Medications containing cortisone will help ulcers heal faster

<p>False (B)</p> Signup and view all the answers

No cure exists for pannus. Treatment to maintain regression of the lesion is lifelong.

<p>True (A)</p> Signup and view all the answers

7y/o neutered male dog presents to the clinic with tenacious mucoid ocular discharge on lid margins and in the medial canthus. There is blepharospasm, crusty nares, and history shows recurrent conjunctivitis, corneal ulcers, and keratitis. The cornea and the conjunctiva appear dull, dry and irregular. What do you suspect

<p>KCS (A)</p> Signup and view all the answers

Can be defined as an opacity of the lens sufficient to cause a reduction in visual function

<p>Cataracts (A)</p> Signup and view all the answers

Causative factors of anterior uveitis

<p>Trauma or neoplasms (A), Extension of local infections (B), Foreign bodies (C), Thermal trauma (D)</p> Signup and view all the answers

Patient presents to clinic with epiphora, blepharospasm, photophobia, presence of vision defects, corneal edema, chemosis of the conjunctiva, scleral injection, prolapsed third eyelid, and pain

<p>Anterior uveitis (A)</p> Signup and view all the answers

The term used to describe a group of hereditary retinal disorders seen in many breeds of dogs

<p>Passive retinal atrophy (B)</p> Signup and view all the answers

Progressive retinal atrophy is an inherited disease

<p>True (A)</p> Signup and view all the answers

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