CPG Skin & Coat Conditions 2

Question 1

A dog presents with circular patches of hair loss, scaling, and a 'bullseye' pattern on the skin. The most likely diagnosis is:

Accepted Answer

Ringworm (dermatophytosis)

Answer

Ringworm (a fungal infection) classically produces circular, scaly, crusty lesions with hair loss in a bullseye pattern.

Question 2

Which type of mange is caused by Sarcoptes scabiei and is highly contagious between animals and humans?

Accepted Answer

Sarcoptic mange

Answer

Sarcoptic mange, caused by Sarcoptes scabiei mites, is intensely pruritic and zoonotic, meaning it can spread to humans.

Question 3

A client's cat has dandruff-like flakes that appear to move when the coat is parted. This is characteristic of:

Accepted Answer

Cheyletiellosis (walking dandruff)

Answer

Cheyletiellosis is nicknamed 'walking dandruff' because the large mites are visible moving through the coat's flakes.

Question 4

Hot spots (acute moist dermatitis) are most commonly triggered by:

Accepted Answer

Self-trauma from scratching, biting, or licking

Answer

Hot spots develop rapidly when a dog traumatizes its own skin through repeated scratching, biting, or licking in response to an underlying itch.

Question 5

Which skin condition in dogs is associated with a 'moth-eaten' or patchy coat appearance and is caused by Demodex mites?

Accepted Answer

Demodectic mange

Answer

Demodectic mange causes patchy or generalized hair loss with a moth-eaten appearance due to Demodex mite proliferation in hair follicles.

(CPG) Certified Professional Groomer Practice Test