23.11.1: Pruritus and reaction patterns

Question 1

What are the 4 major feline cutaneous reaction patterns?

Answer 1

1. Self induced alopecia (SIA)
2. Face, head and neck pruritus (FHN)
3. Miliary dermatitis (MD)
4. Eosinophilic granuloma complex (EGC)

Question 2

Answer 2

Self-induced alopecia

Question 3

Answer 3

Broken distal tips on trichogram indicate self-induced alopecia

Question 4

Answer 4

Facial head and neck pruritus
Commonly associated with ectoparasites

Question 5

Answer 5

Miliary dermatitis
Can be seen with fleas

Question 6

Answer 6

Eosinophilic granuloma (part of EGC)

Seen especially on thighs and in oral cavity. Also see feet, fat chin etc.

Question 7

Answer 7

Eosinophilic plaque (part of EGC)

Question 8

Answer 8

Indolent ulcer (part of EGC)

Question 9

1

Answer 9

Question 10

2

Answer 10

Question 11

3

Answer 11

Question 12

4

Answer 12

Question 13

In a case of pruritus, what main differentials are you aiming to rule out as a first step?

Answer 13

Rule out parasites and microbial infection

Question 14

Describe your approch to the case of suspected environmental atopy

Answer 14