Dermatology

Question 1

Your dog has suddenly developed these primary lesions - what are they?

a) Plaques
b) Wheals
c) Pustules
d) Bullae

Answer 1

b) Wheals

Question 2

What is this primary lesion?

a) Papule
b) Pustule
c) Vesicle
d) Macule

Answer 2

c) Vesicle

Question 3

What is this organism?

a) Staphylococcus pseudintermedius
b) Streptococcus canis
c) Malassezia pachydermatitis
d) Microsporum canis

Answer 3

c) Malassezia pachydermatitis

Question 4

Which test is best to identify known environmental allergens causing atopy, after performing your initial dermatological exam?

a) Intradermal allergy test
b) Blood serology allergy test
c) Skin biopsy
d) Dermal culture

Answer 4

a) Intradermal allergy test

Question 5

What is the most common cause of pruritis in a 4 month old dog?

a) Food hypersensitivities
b) Flea bite dermatitis
c) Atopic dermatitis
d) Demodecosis

Answer 5

b) Flea bite dermatitis

Question 6

What is the most likely cause for this skin condition?

a) Atopic dermatitis
b) Flea allergic dermatitis
c) Generalized demodecosis
d) Superficial pyoderma

Answer 6

b) Flea bite dermatitis

Question 7

Atopic dermatitis is caused by?

a) Type 1 HS reaction
b) Type 2 HS reaction
c) Type 3 HS reaction
d) Type 4 HS reaction

Answer 7

a) Type 1 HS reaction

Question 8

What is the second most common cause for an allergic dermatitis in a 4 month old puppy?

a) Food allergens
b) Environmental allergens
c) Yeast allergens
d) Flea saliva allergens

Answer 8

a) Food allergens

In dogs greater than 6 months, it is atopic dermatitis

Question 9

Which of the folowing reatmenst does not shw fair to strong evidence to control pruritis un an atopic dog?

a) Glucocorticoids (Prednisolone)
b) Cyclosporine A (Atopica)
c) Antihistamines (Chlorpheniramine)
d) Skin lipid therapy (Duoxo)

Answer 9

c) Antihistamines (Chlorpheniramine)

Question 10

Which one the following products would give you good local and environmental control in a dog diagnosed with flea allergic dermatitis?

a) Frontline (Fipronil)
b) Advantage (Imidocloprid)
c) Permethrin dip
d) Capstar (Nitenpyram)

Answer 10

b) Advantage (Imidocloprid)

Sheds out into the environment

Question 11

An owner has decided on intradermal allergy testing and hyposensitization. According to literature, what percentage of dogs will get a good to excellent control of atopic dermatitis through hyposensitization?

a) 100%
b) 75%
c) 50%
d) 25%

Answer 11

c) 50%

Question 12

What is this secondary lesion?

a) Scale
b) Comedone
c) Epidermal collarette
d) Fissure

Answer 12

c) Epidermal collarette

Question 13

What is the primary lesion in this raised firm red region?

a) Pustule
b) Bulla
c) Plaque
d) Patch

Answer 13

c) Plaque

Question 14

Which of the following ectoparasites causes the most intense pruritis?

a) Cheyletiella spp.
b) Demodex spp.
c) Sarcoptes spp.
d) Trombicula spp.

Answer 14

c) Sarcoptes spp.

Question 15

WHich one of the following best describes Cheyletiellosis in a dog

a) Results in focal generalized alopecia and folliculitis
b) results in pustules, papules, and epidermal collarettes
c) Results in a generalized seborrhea sicca
d) Results in intense generalized erythema and pruritis

Answer 15

c) Results in a generalized seborrhea sicca

Looks like dry, itchy skin; flaking occurs
Lives on the hair itself

Question 16

Which one of the following terms does NOT occur with classical generalized canine demodecosis?

a) Multifocal alopecia
b) Pustules
c) Papules
d) Pododermatitis
e) Seborrhea oleosa

Answer 16

e) Seborrhea oleosa

Question 17

True or False: A zinc responsive dermatosis, due to a decrreased capacity to absorb zinc from the intestines is most common in the Siberian Husky and the Alaskan Malamute

Answer 17

True

Question 18

What does the term miliary deratitis mean?

a) Crusted papule
b) Eosinophilic plaque
c) Cornified pustule
d) Hyperkeratotic cyst

Answer 18

a) Crusted papule