Dermatology

Question 1

What diagnosis is associated with “glistening alopecia” in cats?

Answer 1

Pancreatic adenocarcinoma

Question 2

Cause(s) of superficial necrolytic dermatitis in dogs?

Answer 2

Severe liver disease (called hepatocutaneous syndrome)
Glucagonoma

Hypothesis:

1) Decreased hepatic function > decrease in glucagon degradation (as glucagon is degraded by the liver) > increased glucagon in the peripheral circulation > increased gluconeogenesis and hypoaminoacidemia > amino acid deficiency in the epidermis
2) Decreased hepatic function > hypoalbuminemia > not enough albumin to carry zinc and fatty acids (essential nutrients to the epidermis)

Question 3

What condition is associated with anal furunculosis?

Answer 3

Colitis (granulomatous IBD) associated with other immune-mediated conditions