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family medicine EOR exam > dermatology > Flashcards

dermatology Flashcards

1
Q

nickel sized oval plaques on legs/trunk/hand/feet but spares and scalp. lesions are pruritic and scaly, excoriated

A

nummular eczema

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2
Q

tx nummular eczema

A

avoid triggers/frequent bathing/emollients and topical steroids

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3
Q

flexor surfaces…xerosis..lesions/dry/thickened skin..IgE sensitization

A

eczema

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4
Q

eczema treatment

A

lukewarm baths, emollients, hydrocortisone/triamcinolone

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5
Q

dry/oily yellow scales with underlying erythema on scalp, eyelids, face, body folds. common in infants and elderly

A

seborrheic dermatitis

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6
Q

dry/oily yellow scales with underlying erythema on scalp, eyelids, face, body folds. common in infants and elderly

A

seborrheic dermatitis

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7
Q

tx seborrheic dermatitis

A

selenium sulfide shampoo for scalp. hydrocortisone cream for face or intertriginous areas. ketoconazole if needed

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8
Q

statis dermatitis can be caused by what anti HTN medication?

A

amlodipine

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9
Q

pathophys of statis dermatitis

A

venous insufficiency, increased hydrostatic pressure–>increased permeability of dermal capillaries–>fibrinogen leaks and forms around capillaries, hypoxia/cell damage, release of pro-inflammatory cytokines results in cutaneous inflammation and fibrosis

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10
Q

pathophys of statis dermatitis

A

venous insufficiency, increased hydrostatic pressure–>increased permeability of dermal capillaries–>fibrinogen leaks and forms around capillaries, hypoxia/cell damage, release of pro-inflammatory cytokines results in cutaneous inflammation and fibrosis

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11
Q

erythematous, scaling, eczematous patches on lower extremities. most common is medial ankle. weeping, reddish-brown discoloration

A

statis dermatitis

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12
Q

stocking erythroderma/inverted champagne bottle

A

stasis dermatitis

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13
Q

tx stasis dermatitis

A

compression stockings, topical triamcinalone for itching, elevate legs

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14
Q

small clear vesicles like a grain of tapioca in the skin. can be pruritic. can lead to scales/dry/fissures

A

dyshydrosis

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15
Q

tx dishydrosis

A

topical and systemic corticosteroids. second line is puva therapy or botox

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16
Q

second degree process…thickening and scaling of skin

A

lichen simplex chronicus

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17
Q

what is lichen simplex chronicus associated with?

A

emotionally stressed patients, anxiety, women 30-50, hair dye

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18
Q

tx lichen simplex chronicus

A

topical steroids, consider antibiotics…may need to refer to allergist or psych for stress/scratching

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19
Q

what is lichen planus associated with?

A

ulcerative colitis, vitiligo, alopecia areata, dermatomyositis, lichen sclerosis, myasthenia gravis (it is cell mediated)

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20
Q

tx lichen planus

A

topical steroids. second line is triamcinolone IM

if in oral or vaginal area, can use topical tacrolimus

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21
Q

characteristic white lines (wickham stria)

A

lichen planus

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22
Q

planar, polygonal, pruritic, purple, papules

A

lichen planus

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23
Q

extensor surfaces, silvery scales on bright red plaques

A

psoriasis

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24
Q

extensor surfaces, silvery scales on bright red plaques

A

psoriasis

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25
Q

tx psoriasis

A

phototherapy, topical corticosteroids, PUVA, vitamin D analogues

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26
Q

tx psoriasis on scalp

A

tar shampoo or salicyclic acid gel

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27
Q

tx sporiasis body folds

A

tacrolimus ointment or pimecrolimus cream

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28
Q

tx pityriasis rosea

A

topical antipruritics, oral antihistamines

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29
Q

bullous erpution with raised purpuric target-like lesion with 2 zones of color change.. central blister.

A

erythema multiforme

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30
Q

medications that commonly can induce EM/SJS

A

sulfonamides, allopurinol, NSAIDs, anticonvulsants

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31
Q

benign pruritic disease characterized by flisters in flexural areas

A

bullous pemphigoid

32
Q

how to dx bullous pemphigoid

A

biopsy/direct immunofluorescence exam. IgG and C3 are found at dermal-epidermal junction

33
Q

tx bullous pemphigoid

A

topical corticosteroids, prednisone 75mg/kg daily if intense

34
Q

tx comedomal acne

A

topical retinoid (not in pregnancy). benzyoyl peroxide, topical antibiotics

35
Q

papular or cystic inflammatory acne

A

topical antibiotics and benzoyl gel…tetracycline or coxy or mino…BCP….severe may need isotretinoin (accutane)

36
Q

tx rosacea

A

avoid triggers. metronidazole cream. fulfur topicals. benzoyl peroxide/retinoids…systemic antibiotics

37
Q

tx folliculitis

A

anhydrous ethyl alcohol with aluminum chloride, topical antibiotics…topical permethrin…PUVA

38
Q

beige to brown/black velvety or water stuck on plaques

A

seborrheic keratosis

39
Q

flesh colored, pink and hyperpigmented/sandpaper feeling…bleeds when scales scraped away

A

actinic keratosis

40
Q

rings or erythema with advancing border, central clearing, scaling or fissuring of skin web spaces

A

tinea corporis/pedis

41
Q

tx tinea

A

terbinafine (lamisil)

42
Q

well marginated oval to round macules scattered with darker or lighter than the surrounding skin..fine scales over the lesions…mild pruritis…

A

tinea versicolor

43
Q

wood’s lamp appears coppery-orange

A

tinea versicolor

44
Q

KOH shows short, cigar butt hyphae (spaghetti and meatballs)

A

tinea versicolor

45
Q

tx tinea versicolor

A

selenium sulfide topical, ketoconazole/fluconazole

46
Q

tx tinea versicolor

A

selenium sulfide topical, ketoconazole/fluconazole

47
Q

muscle pain, spasm and rigidity from bite

A

black widow

48
Q

local necrosis, swelling and redness

A

brow recluse

49
Q

tx black widow

A

parenteral opioids/muscle relaxants

50
Q

tx brown recluse

A

oral corticosteroids or excision of bite site

51
Q

pearly papules, erosion or ulceration, central depression, surface telangectasis

A

BCC

52
Q

atypical nevia

A

malignant melanoma

53
Q

keratocathoma (central keratin plug and rapid growth) may turn in to what skin cancer?

A

SCC

54
Q

what is bowen’s disease?

A

SCC in situ

55
Q

erythroplasia of Queyrat?

A

SCC in situ of uncircumcised men

56
Q

smooth, hairless patches on scalp without scarring

A

alopecia areata

57
Q

pattern baldness and tx

A

androgenic alopecia…minoxidil

58
Q

onchomycosis tx

A

fingernails: grisovulvin
toenails: terbinafine

59
Q

what is the name for HPV genital warts?

A

condyloma accuminatum

60
Q

single/multiple dome-shaped waxy papules that are umbilicated. become soft, white/pearly and may suppurate

A

molluscum contagiosum

61
Q

verrucae (wart) tx

A

liquid nitrogen ever 2-4 weeks, keratolytic agents like salicylic acid, podophyllum resin, imiquimod, laser therapy

62
Q

slapped cheecks/lacy reticular rash

A

erythema infectiosum / fifths disease

63
Q

causative organism of fifths disease

A

parvovirus B19

64
Q

causative organism of fifths disease

A

parvovirus B19

65
Q

causative organism of roseola

A

human herpes virus 6

66
Q

bright red spot then spreads to forma a tense, sharply demarcated, glistening hot plaque. also have pain, chills, fever

A

erysipelas

67
Q

tx erysipelas

A

bed rest with head of bed elevated. IV abx…PEN VK, dicloxacillin or cefazolin

68
Q

dark coloration and velvety appearance and texture

A

acanthosis nigricans

69
Q

recurrent tender abscesses in axillae, groin, buttocks and sometimes sinus tracts

A

hidradenitus suppurativa

70
Q

hyperpigmentation of face usually due to estrogens

A

melasma

71
Q

tx of melasma

A

avoid sunlight, hydroquinone cream, tretinoin cream, laser treatment

72
Q

hypopigmentation or depigmentation

A

vitiligo

73
Q

tx vitiligo

A

topical tacrolimus, PUVA thearpy

74
Q

nodules or blotches that may be red, purple, brown, or black, and are usually papular (in other words, palpable or raised) may be accompanying lymphedema of the affected extremity. During the course of the disease (rarely initially), mucous membranes of mouth and gastrointestinal (GI) tract and regional lymph nodes may be affected. GI tract involvement is usually asymptomatic, but bleeding, diarrhea, protein-losing enteropathy, intussusception, and perforation have been reported

A

kaposi sarcoma

75
Q

tx kaposi sarcoma

A

surgery, radiation, cryo

family medicine EOR exam (14 decks)

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