Dermatology (EQ)

Question 1

How do horses with MEED (Multisystemic epitheliotrophic eosinophilic disease) usually present?

Answer 1

Initial: Diarrhoea, severe weight loss.
Then: skin lesions (urticaria, pruritis) and mucosal lesions
Biochem: GGT inc

Question 2

How should equine skin allergies be treated?

Answer 2

Antihistamines
Bathing with soothing/emollient shampoo
Topical hydrocortison 3x week
Avoid allergen! (+low dust, minimal flies)

Question 3

What would you see on cytology of a horse with pemphigus?

Answer 3

Mild to moderate lymphoplasmacytic and

neutrophilic inflammation

Question 4

How is equine pemphigus treated?

Answer 4

Corticosteroids
Azathioprine
+zinc/biotin

Question 5

What are the Tx options for equine melanoma?

Answer 5

Benign neglect
Surgery
Intralesional chemotherapy
Radiation
Cimetidine
Oncept melanoma vaccine