Diseases Of The Ears, Nose And Throat 1

Front 1

Canine pinnal alopecia occurs in these breeds(6)

Back 1

doxins

Chihuahuas

bostons

whippets

yorkies

italian greyhounds

Front 2

What age dose pinnal alopecia occur in dogs?

Back 2

As ealy as 1 year of age up to 8-9 years of age

Front 3

TX for canine pinnal alopecia?

Back 3

None - benign

Front 4

This breed of dog and cat have an acute, adult onset of periodic alopecia bilaterally on the pinna.

TX?

Back 4

miniature poodle

siamese cats

None

Front 5

congenital hypotrichosis occurs at this age?

Back 5

Generally at birth, but complete hair loss may not occur until 12-14 weeks of age.

Front 6

What is the full name of scabies

Back 6

sarcoptes scabiei

Front 7

Where on the body is the first area affected by scabies

Back 7

ear margin

lateral hocks

lateral elbows

Front 8

TX options for scabies

Back 8

lime sulfur

permethrin

organophosphages

amitraz

ivermectin

- SQ twice at 13 day intervals

- PO once a week x3 weeks

-selamectin

-fipronil

Front 9

Feline mange is caused by

Back 9

Notoedres cati

Front 10

Clinical signs of Notoedres cati are:

Back 10

alopecia

pruritius

excorations and

thick crusts of the rostral pinnae and restricted to the ears

Front 11

DX and TX of Notoedres cati?

Back 11

skin scrapins

lime sulfur or amitraz dips

ivermectin - 2-3X SQ

Front 12

TX for fly strike on the ears

Back 12

fly repellents

containing permethrin citronella, or DEET in petrollium jelly

Front 13

What areas of the body are most affected with SCC?

Back 13

MC-tips of the ears

nose

lips and eyelids

Front 14

What is also known as chronic solar dermatitis?

Back 14

actinic dermatitis

Front 15

What can be done to limit solar exposure?

Back 15

SPF 15 or greater sun screen

limit exposure 10-4 pm

Front 16

What is the behavior for SCC on the ears?

TX?

Back 16

locally invasive

slow to metastasize

SX (chemo dosen't work)

Front 17

If the ears are frostbite, what do they look like?

Back 17

ear tips are:

pale

cyanotic

hypoesthetic

cool to the touch

Front 18

What is the hypothesis for why dogs get vascultitis of the ears

Back 18

Type I or Type II hypersensitivity

(Type I - immediate hypersensitivity IgE)

(Type II - antibody bound to cell surfaces)

Front 19

Although vasculitits of the pinna is an ideopathic event, what other diseases should be ruled out?

Back 19

tick

drug eruption

immune-mediated

other systemic conditions

Front 20

etiology of hyperkeratosis of the pinna

Back 20

ideopathic

Front 21

TX for hyperkeratosis of the pinna

Back 21

not curranbe

keratolytic keratoplastic shampoos (benzoyl peroxide or sulfaur-asalicyclic acid)

severe cases may need topical or systemic steriods

Front 22

Besides ideopathic hyperkeratosis of the pinna, what other disease can cause hyperkeratosis

Back 22

sebaceous adenitis

Front 23

What nutritional deficiency can cause crusting lesions of the pinna, perioribal, perioral, and perivulvulvar sites of dogs?

Back 23

zinc deficiency

Front 24

This condition is an immune mediated disorder where there is destruction of the auricular cartilage. The pinnae are bilaterally swollen and deformed in most cases

Back 24

auricular chondritis

Front 25

Where should cultures be obtained for otitis media?

Back 25

tympanic bulla due to horizontal ear canal cultures do not correlate in 90% of the cases if taken from the ear canal

Front 26

This causes otitis externa in 50% of cats and 10% of dogs

Back 26

Otodectes cynotis

Front 27

Cocker spaniels can be affected by a severe proliferative otitis externa at a young age and is called this condition

Back 27

hyperplasitic otitis

Front 28

What pathogens are common in dogs with otitis externa?

Back 28

Staphlococcus sp

Pseudomonas aeruginosa

Proteus sp.

E.coli

Corynebacterium

Strep sp.

Front 29

How are coker spaniels with hyperplastic otitis externa TX?

Back 29

Initally with steriods maybe helpful

Generally need SX

Front 30

What is the most common neoplasia of dogs and cats of the ear canal?

- Metastasis?

Back 30

ceruminous gland adenocarcinoma

SCC - can occur with frequency in the cat

- locally invasive, but low metastatic rate

Front 31

What nerves are closely associated with the middle ear?

Back 31

- VII (facial n)

- sympathetic innervation of the eye

- innervation of the lacrimal gland

Front 32

What are clinical signs of otitis media?

Back 32

- similar to externa: head shaking, otic odor, exudate

- significal otic pain, letheragy, inappetence and pain upon opening the mouth are more suggestive of middle ear involvment.

Front 33

What neurological signs maybe evident with otitis media/interna?

Back 33

- Fecail nerve paralysis (facial asymmertry, abnormal menace, palpebral)

- Horner's syndrome

- Interna: head tilt, nystagmus, and ataxia

Front 34

Where do inflammatory polyps of the ear originate from in cats?

Back 34

tympanic bulla

Front 35

What is the TX for cats with polyps?

Back 35

traction or surgicl excision via ventral bulla osteotomy

Front 36

What are problems associated with the TX of polyps in cats?

Back 36

regrowth of the polyp (occurs in 50% of cats)

Horner's syndrome after bulla osteotomy

Front 37

Clinical signs associated with otitis interna

Back 37

head tilt

ataxia

horizontal or rotary nystagmus

circling or falling toward the side of the lesion

Horner's syndrome

VIII (no other CN involvment)

Front 38

What type of nystagmus dose central vestibular disease cause

Back 38

vertical or changing nystagmus