Demodecosis

Question 1

What are the follicular demodex mites?

Answer 1

1. Demodex canis
2. Demodex injai
3. Demodex cati

Question 2

What is the surface dwelling demodex mite?

Answer 2

Demodex gatoi

Question 3

What is the treatment of choice for Demodex gatoi?

Answer 3

Lime sulfur

Question 4

What are your likely treatment options for Demodex gatoi?

Answer 4

1. Lime sulfur
2. Advantage multi
3. Amitraz

Question 5

How would you diagnose an infestation of Demodex gatoi?

Answer 5

1. Skin scraping
2. Fecal flotation
3. Histopathology

Question 6

How would you best diagnosis Demodex injai or another follicular Demodex species?

Answer 6

Trichogram

Question 7

What are your therapy options for Demodex injai?

Answer 7

1. Ivermectin
2. Amitraz
3. Isoxazolines
4. Advantage multi

Question 8

Is Demodex pruritus responsive to glucocorticoids?

Answer 8

NO - glucocorticoids are contraindicated as a therapy for this condition

Question 9

Is Sarcoptic Mange pruritus responsive the glucocorticoids?

Answer 9

Yes, but progressively less effective

Question 10

What are the clinical features of Sarcoptic Mange?

Answer 10

1. Intense pruritus
2. Lymphadenomegaly
3. Crusting
4. Scaling
5. Erythema
6. Alopecia

Question 11

Where on the body is the most classical lesion for Sarcoptic Mange?

Answer 11

Ear margins (crusting)

Question 12

True or False: Treat all animals suspected of having Sarcoptic Mange.

Answer 12

TRUE

Question 13

Describe the life cycle of Sarcoptes.

Answer 13

4 life stages: nymph, larva, egg, adult

Females burrow to lay eggs within the stratum corneum

Question 14

True or False: Amitraz is approved for the treatment of Sarcoptic Mange in the dog.

Answer 14

FALSE

Question 15

Although Amitraz is not approved for this purpose in the dog, how often should rinses be administered to treat a dog with Sarcoptic Mange?

Answer 15

Weekly x 3

Question 16

What are the adverse effects of Amitraz?

Answer 16

1. Bradycardia

2. Sedation

Question 17

What is the FDA-approved drug for treatment of Sarcoptic Mange in the dog?

Answer 17

Selamectin (Revolution)

Question 18

What are the adverse effects of Selamectin?

Answer 18

NONE

Question 19

What is the efficacy of Selamectin in treating Sarcoptic Mange with 1 dose and 2 doses?

Answer 19

1 dose = 93%

2 doses = 100%

Question 20

What is the active ingredient of Advantage Multi?

Answer 20

Moxidectin

Question 21

What is the recommended (extra-label) protocol for treatment of Sarcoptic Mange using Moxidectin?

Answer 21

q14 days x 3

Question 22

What is the protocol for the treatment of Sarcoptic Mange using Fipronil?

Answer 22

1x weekly for 2 weeks

Question 23

How effective is Fipronil in treating Sarcoptic Mange?

Answer 23

100%

Question 24

Milbemycin oxime can also be utilized to treat Sarcoptic Mange in the dog. What are its adverse effects?

Answer 24

1. Vomiting
2. Neurolytic signs in herding dogs
3. Lethargy

Question 25

What are your treatment options (7) for Sarcoptic Mange in the dog?

Answer 25

1. Lime sulfur
2. Amitraz
3. Selamectin
4. Ivermectin
5. Milbemycin oxime
6. Moxidectin
7. Fipronil