8 - Cornification DIsorders Flashcards
(32 cards)
Most dermatoses have both
Crust and scale
Migration from basal cell layer to stratum corneum takes
22 days
What is seborrhea
Fomration of visible scales +/- excess grease, increased epidermal turnover, cornification
Clinical presentation of seborrhea
Focal or generalized, mild to severe , Dey, waxy, greasy
Secondary changes with seborrhea
Alopecia, inflammation, pruitis, pyoderma, lichenifcation
Allergy can be a secondary cause of
Seborrhea
The most common cause of scaling and crusting seborrhea
Pyoderma
Primary keratinizaiton disorders first appear in
Young animals
Primary keratinizaiton disorders major defect in
Increased cell renewal time
What is the most important tool for diagnosing primary keratinizaiton
Biopsy
Treatment for idiopathic seborrhea
Vitamin A..
Clinical signs of vitamin A responsive dermatosis
Comedones, follicular fronding or cast
Vitamin A responsive dermatosis primary affects
Trunk
Histopathology of vitamin A responsive dermatosis
Follicular keratoses
Zinc responsive dermatosis has how many syndromes
2
What dogs have genetic zinc responsive dermatosis
Huskies and malamutes
Clinical presentation of zinc responsive dermatosis
Alopecia - face, genitalia, and friction points
Zinc responsive dermatosis DX
Biopsy is diagnostic once infections have been ruled out
Icthyosis
Fish scale disease
Icthyosis seen more frequently in
Golden retriever
Sebaceous adentitis
Inflammatory disease directed against the sebaceous glands
Breed disposition of sebaceous adenitis
Standard poodle, Akita
Sebaceous adenitis in long haired dogs
Dorsal distribution, follicular cast
Sebaceous adenitis in short haired dogs
Moth - eaten
