Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
34 Cards in this Set
- Front
- Back
|
When should you use scotch tape prep?
|
dry and waxy lesions or lesions hard to reach with a slide
|
|
|
When would you use a FNA?
|
nodule, tumor, plaque or abcess
|
|
|
What is the average size of the following:
Malassezia S. pseudointermedius Pseudomonas aeruginosa Simonsiella |
Malassezia: (3-5 um)
S. pseudointermedius (0.5-1.5 um) Pseudomonas aeruginosa (0.3-0.8 wide x 1.0-1.2 um long - short chains) Simonsiella (2-3 um wide x 6-8 um long - large rods) |
|
|
DO you see more bacteria with superficial or deep pyoderma?
|
superficial
|
|
|
You see non-degenerate neutrophils with what conditions?
|
PF
primary allergic reaction irritant reaction |
|
|
What 7 conditions will have eosinophils?
|
1 - parasitic (also see mast cells)
2 - hypersensitivity 3 - FB reaction 4 - Eosinophilic disease complex 5 - PF 6 - Mast Cell tumors 7- Sterile eosinophilic disease |
|
|
What do nucleated keratinocytes suggest?
|
parakeratosis - abnormal turnover, erosions
|
|
|
When should you use culture ans sensitivity?
|
bacterial otitis or pyoderma that have not responded to empirical treatment
-rod shaped bacteria are present on cytology (may be pseudomonas or proteus) |
|
|
What do you sample when doing a culture?
What do you collect for a tissue culture? |
intact pustules, edge of epidermal collarettes, draining tracts, ear canals
-plaques, nodular lesions, fistulous tracts |
|
|
What can destroy the fluorescence of M. canis?
What can cause a false positive? |
iodine
soap, keratin, petroleum, some bacteria (pseudomonas and corynebacterium) |
|
|
What can you use on a DTM test medium?
|
fluorescent hairs, broken hairs, scales, and crust
-Mackenzie brush for asymptomatic animals |
|
|
What is the time period where Dermatophytes change color to red?
Contaminant fungi? |
3-14 days
10-14 days *therefore examine the test medium daily for the first 10 days |
|
|
What is the main microscopic identifier for M. canis?
|
Macroconidia are spindle shaped with an asymmetrical apical knob
-6-15 celled long, rough -thick outer cell walls and thin septal walls |
|
|
What is the main microscopic identifier for M. gypseum?
|
-macroconidia are fusiform and symmetrical with rounded edges
-walls are thin -have 3-6 cells -Microconidia are more numerous than with M. canis |
|
|
What microscopic feature is key with T. mentagrophytes?
|
microconidia are more abundant with smooth walls
-also have spiral hyphae |
|
|
What are the 8 main steps to approaching a derm case?
|
1 - chief complaint
2 - signalment (age, breed, sex, weight) 3 - History (Derm and Medical history) 4 - PE 5 - DD 6 - Tests 7 - Treatment trial 8 - narrow list of DD |
|
|
What 5 conditions should be on your list immediately after knowing the animal is less than 6 months old?
|
1 - juvenile demodicosis
2 - dematophytosis 3 - impetigo 4 - juvenile cellulitis 5 - oral papillomatosis |
|
|
What 5 conditions should be on your list immediately after knowing the animal is between 1 and 5 years old?
|
1 - Allergic Dermatitis
2 - allopecia X 3 - color dilution alopecia 4 - primary idiopathic seborrhea 5 - autoimmune derm |
|
|
What 4 conditions should be on your list immediately after knowing the animal is more than 6years old?
|
1 - Cushings
2 - Feminization syndrome 3 - Neoplasia 4 - Decubital ulcer |
|
|
What is the breed predilection for:
Akitas |
-PF
-uveo-dermatologic syndrome |
|
|
What is the breed predilection for:
Boxers |
-AD
-demodex |
|
|
What is the breed predilection for:
Chow Chow |
-PF
-hypothyroidism |
|
|
What is the breed predilection for:
Dachshund |
-pattern baldness
-acanthosis nigricans |
|
|
What is the breed predilection for:
English Bull dog |
-AD
-facial fold dermatitis |
|
|
What is the breed predilection for:
GSD |
-deep pyoderma
DLE |
|
|
What is the breed predilection for:
Himalayan cat |
-idiopathic facial dermatitis
|
|
|
What is the breed predilection for:
cocker spaniel |
-primary seborrhea
|
|
|
What can you determine by your initial exam of a patient 1-2 meters away?
|
-distribution patterns
-generalized or localized -Symmetrical (PF, or hypothryoid) or Asymmetrical (fungal or parasitic) |
|
|
What is paronychia?
|
infllamtion of the nail beds
|
|
|
What lesions can be PRIMARY or SECONDARY? Name 7 conditions?
|
1 - hypopigmentation
2 - hyperpigmentation 3 - alopecia 4 - scale 5 - crust 6 - comedone 7 - follicular cast |
|
|
What 7 conditions are secondary?
|
1 - epidermal collarettes
2 - Licenification 3 - Scar 4 - Callus 5 - Fissue 6 - Exoriations 7 - Erosions or ulcers |
|
|
What disease are suggested by a linear pattern? (4)
|
1 - Trauma - self or ecternal
2 - along a blood or lymphatic 3 - congenital malformation 4 - linear granuloma |
|
|
A diffuse configuration suggests a metabolic of systemic reaction, name 4 examples.
|
1 - endocrine
2 - keratinization disorder 3 - Hypersensitivity 4 - immune mediated |
|
|
What diseases are suggested by annular lesions? Name 3.
|
1 - superficial pyoderma
2 - demodex 3- dematophytes |
