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sensing and seeing > derm things exam 4 > Flashcards

derm things exam 4 Flashcards

1
Q

skin fold dermatitis

A

intertrigo

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2
Q

acute moist dermatitis, ‘hot spot’. seen commonly in thick coated breeds

A

pyotraumatic dermatitis

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3
Q

dog was fine when he went to sleep and now has a localized ulcer that is self induced

A

pyotraumatic dermatitis

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4
Q

otitis externa and FAD can cause secondary

A

pyotraumatic dermatitis

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5
Q

inflammation of the blood vessels can lead to

A

leaky blood vessels or thrombosis

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6
Q

what is the first sign of vasculitis skin lesion

A

alopecia because the hair is not receiving the correct amount of blood

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7
Q

what is the difference between erythema and vasculitis

A

erythema will blanch, petechial hemorrhage is when the blood has left the vessels. it will not blanch.

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8
Q

cutaneous manifestation of a systemic disease

A

necrolytic migratory erythema

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9
Q

major underlying condition causing necrolytic migratory erythema

A

chronic hepatic disease

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10
Q

what is the major thing that is seen in all cases of necrolytic migratory erythema

A

low serum amino acids.

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11
Q

if you see hyperkeratosis of the footpads what are 3 major ddx

A

NME, zinc responsive dermatitis, pemphigus foliaceus.

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12
Q

which ulcerative condition can be confirmed by seeing a honeycomb appearance of a liver

A

NME

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13
Q

prognosis of NME

A

poor 6-12 mo

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14
Q

what are the four variants of cutaneous lupus erythematosus

A

DLE, MCLE, VLE, ECLE

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15
Q

in cutaneous lupus erythematosus, what cells are being attacked?

A

basal cells.

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16
Q

what is the main difference between DLE and MCLE

A

they both cause ulceration on the nose but MCLE will have ulcers on 2 or more mucosal surfaces. if just the nose, prob DLE

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17
Q

ulceration below the lip but not on the lip

A

MCLE

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18
Q

differentiation between NME and MCLE?

A

NME has crusts and hyperkeratotic footpads, as well as lesions on pressure points
MCLE is just ulceration and its at mucosal surfaces.

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19
Q

what dogs get VCLE (vesicular)

A

collies and shelties only

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20
Q

donut lesion on a collie? primary ddx

A

VCLE

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21
Q

only lupus that has systemic signs

A

ECLE

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22
Q

puppy with alopecia, ulceration, depigmentation, crusts, scaling, hunched stance, lymphadenopathy, and is a GSP

A

ECLE

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23
Q

general treatment for cutaneous lupoid erythematous

A

doxy + niacinamide and cyclosporine

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24
Q

what is being attacked in uveodermatological syndrome

A

t cells attack melanocytes in skin and eyes

25
Q

what dz attacks the proteins in the basement membrane zone

A

autoimmune subepidermal blistering dermatoses

26
Q

dog has vesicles and ulcers in ears and mouth. ddx?

A

Pemphigus foliaceus and AISBD-MMP

27
Q

2 primary cornification disorders

A

ichthyosis and canine primary seborrhea

28
Q

who is mostly predisposed to canine ichthyosis? what age>

A

young golden retrievers

29
Q

path of canine ichthyosis

A

malformation of intracellular lipids

30
Q

poster breed for canine primary seborrhea

A

cocker spaniels

31
Q

greasy coat

A

seborrhea oleosa

32
Q

diagnosing canine primary seborrhea

A

usually presumptive. biopsy is to rule out other things.

33
Q

path of sebaceous adenitits

A

destruction of sebaceous glands by tcells

34
Q

lesions in long coated dogs with sebaceous adenitits vs short coat dogs

A

long: uncurling fur, color change, scaling
short; annular areas of alopecia in a donut shape.

35
Q

location of lesions in sebaceous adenitis

A

dorsal and travel caudal

36
Q

dog with moth eaten coat: two main ddx

A

sebaceous adenititis and bacti folliculitis of short coats.
SA commonly affects the head and face, also donut lz

37
Q

sebaceous adenitis treatment

A

cyclosporine

38
Q

what is unique about the scales of zinc responsive dermatosis

A

they are tightly adherent to the skin, not really seen flaking off in the coat. around the face and pressure points

39
Q

two main ddx for thick crusts around the eyees

A

pemphigus foliaecus and zinc dermatosis
zinc dermatosis has tightly adhered scales and PF has acatholytic keratinocytes and crusts

40
Q

what causes malassezia dermatitis?

A

underlying inflammatory skin condition

41
Q

the amount of yeast correlates to the severity of infection?

A

NO. correlate clinical signs and skin lesions with the presence of yeast

42
Q

tx for malassezia dermatitis

A

local antifungal, if generalized: systemic -azole or terbinafine. find underlying cause

43
Q

three major groups of nodules/draining tracts

A

infectious, noninfectious, neoplasia

44
Q

three classical deep pyodermas

A

bacterial farunculosis, acral lick granuloma, callus pyoderma

45
Q

painful draining tract, commonly secodary to bacti folliculitis and demodicosis

A

bacti farunculosis

46
Q

can start as an erosion and chronically leads to nodular and granulomatous lesions. self induced

A

acral lick granuloma

47
Q

how is callus pyoderma caused

A

chronic friction pushed in the hair follicles

48
Q

how long do you treat classical deep pyodermas

A

2 weeks beyond clinical resolution

49
Q

three major noninfectious causes of nodules and draining tracts

A

juvenile cellulitis, interedigital comedome, canine perianal fistula

50
Q

swollen lips eyes and muzzle of puppies leading to draining tracts? treatment?

A

juvenile cellulitis. GC for 2-3wks +-antibacti

51
Q

formation of sterile cysts from hair follicles encysting

A

interdigital comedome cysts

52
Q

ddx for nodule and draining tracts in the interdigital skin (4)

A

interdigital comedome, atopy, pedal demadicosis, bacti

53
Q

who gets canine perianal fistulas commonly

A

german shephards

54
Q

early signs of this include perianal itching, bloody stool, painful draining tracts

A

canine perianal fistula

55
Q

tx for canine perianal fistula

A

lifelong immune suppression. cyclosporine +- tacrolimus. sx if communicating with anal glands.

56
Q

FNA mass reveals round cells, grey cytoplasm and dented nuclei, young dog on leg.

A

histiocytoma

57
Q

wart-like nodule on face of an old dog? tx?

A

sebaceous adenoma. leave it or cosmetic removal

58
Q

tx for MCT

A

removal with wide margins

sensing and seeing (21 decks)

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