In Class Clicker Qs E2

Question 1

T/F: Bacterial skin disorders should be considered a secondary problem until proven otherwise.

Answer 1

True

Question 2

T/F: Acute moist dermatitis or pyotraumatic dermatitis or hot spot is a self-induced lesion.

Answer 2

True

Question 3

T/F: Hot spots are typically a problem of deep pyoderma.

Answer 3

False

Question 4

What does not predispose a dog to developing acute moist dermatitis?

Answer 4

Skin pigmentation

Question 5

The most common causative agent of canine pyoderma is?

Answer 5

Staphylococcus pseudintermedius

Question 6

T/F: Skin has a physical immunologic and bacterial barrier that protects it against various insults including bacterial infection. Therefore the barrier must be penetrated before a secondary bacterial infection can establish itself?

Answer 6

True

Question 7

How long should deep pyoderma be treated?

Answer 7

Two weeks past resolution of clinical signs

Question 8

T/F: Selection of antibiotic to manage deep pyoderma should be based on bacterial culture and susceptibility test results

Answer 8

True

Question 9

T/F: German shepherds are predisposed to deep pyoderma

Answer 9

True

Question 10

How long should a superficial pyoderma be treated for?

Answer 10

One week past resolution of clinical signs

Question 11

Which antibiotics should not be used to treat bacterial skin infections?

Answer 11

1. Penicillins, ampicillin, amoxicillin (Beta-lactam)
2. Tetracycline
3. Streptomycin (aminoglycoside)

Question 12

T/F: Bacterial folliculitis is a superficial pyoderma; therefore it does not require systemic antibiotic therapy

Answer 12

False

Superficial but it still needs systemic therapy

Question 13

T/F: Deep pyoderma should be treated for 8 weeks.

Answer 13

False

Two weeks past resolution of clinical signs

Question 14

T/F: Acute moist dermatitis or pyotraumatic dermatitis or hot spots are self-induced lesions

Answer 14

True

Question 15

T/F: Secondary bacterial and yeast skin & ear infections are common in animals with atopic dermatitis and can cause pruritis

Answer 15

True

Question 16

T/F: Cats with atopic dermatitis can present with self-induced non-inflammatory alopecia

Answer 16

True

Question 17

T/F: Atopic dermatitis is a type 1 hypersensitivity disorder where animals develop allergen specific IgE antibodies against common enviromental allergens

Answer 17

True

Question 18

T/F: Th2 lymphocytes play a role in pathogenesis of atopic dermatitis because the secrete IL-4 which signal sB-cells to switch to IgE

Answer 18

True

Question 19

Which disease is more frequently associated with miliary dermatitis in cats?

Answer 19

Flea bite allergy

Question 20

What is the target for flea allergies?

Answer 20

Flea saliva

Question 21

What disorder can be ruled out if no mites are found on multiple skin scrapings?

Answer 21

Follicular demodicosis

Question 22

T/F: Sarcoptic scabies mites are easily seen on multiple skin scrapings

Answer 22

False

Only in 50% of patients

Question 23

Can a treatment trial be used to diagnose sarcoptic mange?

Answer 23

Yes

Question 24

Is cheyletiellosis species specific?

Answer 24

No

Other surface mite sarcoptic mange is more host specific

Question 25

How long do you need to wait before declaring a DTM culture negative?

Answer 25

3 weeks

Question 26

What verison of pred should be used in cats?

Answer 26

Prednisolone

NOT prednisone

Question 27

What mite can be ruled out if it is not found on multiple skin scrapings?

Answer 27

Follicular demodicosis

Question 28

T/F: Eosinophilic granuloma complex can be associated with underlying allergies

Answer 28

True

Question 29

T/F: Feline surface demodicosis is contagious and ALL cats in the household need to be treated

Answer 29

True

Question 30

What type of treatment is best for feline dermatophytosis?

Answer 30

Systemic antifungal therapy

Topical therapy alone (Lime sulfur) is not enough to eliminate the feline carrier state