What are follicular and surface mites are in the dog?

Follicular: Demodex canis, D injai

Surface: D. cornei

What are Follicular and surface mites in the cat?

Follicular: Demodex cati

Surface: D. gatoi

How can demodex infestation lead to immunoinsufficiency?

Mites can secrete some factor that suppresses T lymphocyte function resulting in general immuninsufficiency

Which dogs are most predisposed to demodex?

Purebred and shorthaired dogs

Most common in dogs under 1 year of age

What is usually the cause of secondary infection from demdicosis?

Staphylococcus pseudintermedius

At what age does adult-onset demodicosis typically occur?

Occurs after 1-2 years of age

What physical feature would you see with demidicosis?

• Alopecia
• Scaling
• Crusts
• Pustules
• Erythema
• Draining Tracts
• Anorexia
• Leathargy
• Depression

What topical medications should you use for localized demodicosis?

Benzoyl peroxide gel

Rotenone

Amitraz

How can you treat generalized demodicosis?

• Treat underlying pyoderma

What is the single most important initial component of therapy?

Antibiotics

What are some topical treatment options?

Organophosphates

Amitraz (rinse)- requires TBC

Metiflumazone

Moxidectin

What are acceptable systemic treatments for demodicosis?

Milbemycin oxime

Moxidectin

Ivermectin

What drugs are affected by the MDR1 gene?

Ivermectin

Loperamide

Doxorubricin

Vincristine & Vinblastine

Cyclosporin

Digoxin

Acepromazine

What is the demodex treatment of choice for cats?

Lime sulfur

What species is affected by Demodex gatoi and what are the clinical signs?

Cats

Alopecia & pruritis

Symmetrical lesions

What kind of prognosis does a dog with demodicosis have?

Fair to guarded

How do you treat D. gatoi?

Lime sulfur

2-3 treatments past negative skin scrapings

Average rinses 3-5 per cat

What are the classical distribution of lesions for sarcoptic mange?

PEEL

Periocular area

Ear margins

Elbows

Lateral extremities

What is sarcoptic mange?

Sarcoptic scabiei var. canis

highly contagious

zoonotic

Severe pruritis

How do you diagnose sarcoptic mange?

Skin scrapings

multiple scraped may be needed

scrape ear margins, elbows

What are the typical lesions associated with sarcoptic mange?

Crusts, scaling, erythema, alopecia (alopecia), excoriations

Sarcoptes is hard to find...

What are the recommendations of topical therapies?

• TBC is recommended in medium and long coated dogs
• keratolytic bathes are helpful initially
• Other shampoos are used to control secondary infections

What is the treatment protocol for using lime sulfur on sarcoptes

Must do a total body clip

Apply weekly for 6-8weeks

What is Amitraz/ metaflumizone used for?

Used for demodecosis and sarcoptic mange in dogs

What is moxidectin used for?

Can be used for canine demodecosis

What is metaflumizone for?

The treatment of sarcoptic mange in dogs

No longer in production

True/False. Selamectin (Revolution) is USDA approved for sarcopitc mange in dogs.

True

True or False: Pour-on Fipronil is accptable for the treatment of Sarcoptic mange

False, fipronil should only be used in the spray form

What can moxidection be used to treat?

Can be used to treat demodecosis and sarcopit mange

What is selamectin used for?

Sarcoptic mange in dogs

What can ivermectin be used for?

everything

What is milbemycin oxime used for?

Sacrcoptic mange,