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Scaly Dermatoses
Lecture 11
24
Veterinary Medicine
Professional
09/02/2016

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Cards

Term
What does a cellophage tape test look for?
Definition
-yeast
Term
HOw do keratolytics work?
Definition
-cause the scaled to break off and form a fine powder
Term
Describe the pathogenesis of primary seborrhea?
Definition
-primary disorder of keratinization
-rapid increased turnover of keratin
-likely inherited
Term
What breeds are predisposed to primary seborrhea?
Definition
-Spaniels basset hounds
Term
How do we manage primary seborrhea?
Definition
-keratolytics
-keratoplastics
-corticosteroids
Term
What is our concern if we give a dog with primaryseb orrhea long-term corticosteroids?
Definition
-pyoderma
Term
What does primary seborrhea look like in Bassett HOunds?
Definition
-erythematous lesions affecting the intertrigenous areas
Term
What topical products do we use to treat seborrhea?
Definition
-sulfur, salicyclic acid, and benzyl proxide
Term
What is the most common ingredient in topic products used to treat seborrhea?
Definition
-salicylic acid
Term
What is our concrn with benzyl peroxide topicals to treat seborrhea?
Definition
-can be very irritating and bleaches dark coats
Term
What sebaceous adenitis look like of histopath?
Definition
-inflammatory rxn involving sebaceous glands
Term
What is caused by sebaceous adenitis?
Definition
-lack of sebum production results in alopecia, follicular casts, and scales
Term
Which breeds are predisposed to sebaceous adenitis?
Definition
-standard poodles (black), chows, vizila, labradoodles
Term
How do we treat Sebaceous Adenitis?
Definition
-Oil: refined baby oil, shampoo
-Cyclosporine
Term
Which breed of dog is known for epidermal dysplasia?
Definition
-West highland terriers
Term
What are the clinical signs of epidermal dysplasia?
Definition
-extremely pruritic
-secondary hyperpigmentation, lichenification, and scales
-secondary yeast infections
Term
What are the clinical signs of ichthyosis?
Definition
-thin, lamellar type scales
Term
What does ichthyosis look like on histopath?
Definition
-lamellar hyperkeratosis
Term
Which breeds are predisposed to ichthyosis?
Definition
-Bichons, poodles, Golden retriever puppies
Term
What are the clinical signs due to zinc responsive dermatosis?
Definition
-hyperkeratotic (parakeratosis) lesions affecting face, ears, and limvs
Term
How does zinc responsive dermatosis appear on histopath?
Definition
-parakeratitic hyperkeratosis
Term
Definition: Parakeratosis
Definition
-nuclei persist in the stratum corneum
Term
How do we treat zinc responsive dermatoosis? Which breeds are predisposed?
Definition
-treat with zinc supplementation
-artic breeds
Term
What are the clinical signs of generic dog food dermatosis?
Definition
-hyperkeratotic lesions affecting the face and penneas in an adult German shepherd fed a generic dog food
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