And Foster Home Dogs How to Stop Itching in Shelter

[Pages:26]How to Stop Itching in Shelter and Foster Home Dogs

How to Stop Itching in Shelter and Foster Home Dogs

Karen A. Moriello DVM, Dip ACVD Clinical Professor of Dermatology

School of Veterinary Medicine University of Wisconsin-Madison

Itch-What is it? How much is too much?

Google images

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How to Stop Itching in Shelter and Foster Home Dogs

Canine Pruritus Scale courtesy of Dr. Peter Hill (just google it!)

Major Causes of Itch in Dogs

? Parasites

? Infections ? Allergies

? Other Causes

PARASITES

? Easy to See

? Fleas ? Lice ? Ticks

? Need Microscope

? Demodex ? Sarcoptes ? Cheyletiella ? Otodectes

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How to Stop Itching in Shelter and Foster Home Dogs

Fleas-the #1 cause of ITCH

Lice-species specific!

Ticks

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How to Stop Itching in Shelter and Foster Home Dogs

Sarcoptes (scabies)-severe itch!

Cheyletiella-scaling on the back, less itchy

Otodectes (ear mites)-head and neck

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How to Stop Itching in Shelter and Foster Home Dogs

Demodex-hair loss with or without itch

Infections

? Bacterial (Staphylococcal) ? Yeast ? Dermatophytosis (ringworm)

Key Points-Staph and Yeast

? Bacterial and yeast infections are caused by overgrowth of normal body flora

? Not contagious ? Almost always occur together ? Cannot differentiate by "looks alone" ? Commonly misdiagnosed as "ringworm"

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How to Stop Itching in Shelter and Foster Home Dogs

Bacterial infection `rash'

Itchy dogs typically have yeast overgrowth

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How to Stop Itching in Shelter and Foster Home Dogs

Crusting, scaling, hair loss (bacterial, not ringworm!)

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How to Stop Itching in Shelter and Foster Home Dogs

What about ringworm?

? Over diagnosed in dogs ? Bacterial infections commonly misdiagnosed

as "ringworm"

Looks like, but is not "ringworm"

Dermatophytosis-consider `risk group'

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