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PANCE > Dermatology > Flashcards

Dermatology Flashcards

(67 cards)

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1
Q

rubbing a lesion causes urticarial flare

A

Darier sign

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2
Q

documents photoallergy

A

photopatch test

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3
Q

oval-shaped nevoid plaque, skin colored or pigmented on trunk or back and associated with tuberous sclerosis

A

shagreen skin

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4
Q

extravasated blood aka ? does not blanch

A

purpura

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5
Q

solid palpable lesions >5 mm in diameter

A

nodule

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6
Q

flat non palpable lesion <10mm in diameter

A

macule

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7
Q

hard, rough surface formed by dried sebum, exudate, blood, or necrotic skin

A

crust

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8
Q

heaped up piles of horny epithelium with a dry appearance

A

scale

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9
Q

defect of EPIdermis, heals w/out a scar

A

erosion

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10
Q

defect that extends into dermis or deeper, heals with a scar

A

ulcer

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11
Q

swolen and softened by an increase in water content

A

macerated

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12
Q

irregular, rough, and convoluted surfaces

A

verrucous

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13
Q

eczema and dermatitis used interchangeably
endogenous?
exogenous?

A

eczema

dermatitis

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14
Q

tx includes wet dressings with burrow’s solution, topical c/s

A

contact derm

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15
Q

MC org from secondary infx from atopic derm?

A

S aureus

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16
Q

pruritic inflam d/o that typically occurs in fall, winter; coin shaped plaques

A

nummular dermatitis

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17
Q

occurs where sebaceous glands most active i.e. body folds, face, scalp, genitalia

A

seborrheic dermatitis

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18
Q

seb deem seen in what conditions?

A

parkinsonism, HIV

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19
Q

young women, hx of prior topical steroid use, spares vermillion border? tx?

A

perioral dermatitis; topical metro or erythro; oral mino/doxy/tetra

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20
Q

well-circumscribed plaques, highly pruritus, itch-scratch lesions, solid firms plaques? aka?

A

lichen simplex chronicus; neurodermatitis

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21
Q

cause of PR?

A

HHV7

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22
Q

rash begins on trunk as round or oval, salmon-colored slightly raised maculopapular rash; may have upper-URI prodrome

A

PR

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23
Q

molluscum contagiosum (MC) caused by?

A

poxvirus

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24
Q

MC commonly in ?, transmitted?

A

genitals, lower abdomen; sexually

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25
lichen planus 6 Ps? flat topped shiny violaceous papules white lines on surface aka?
pruritic*, purple*, planar, polygonal*, papules*, plaques
26
lichen planus associated with what dz?
hepatitis C- screen!!
27
eruptions follow stress in hot, humid weather; pruritis is common? small vesicles in clusters- ? appearance
dyshidrotic eczematous dermatitis (dyshidrosis); tapioca-like appearance
28
MC type of psoriasis? appears after strep? life threatening- lakes of pus, fever, malaise, and leukocytosis?
vulgaris guttate pustular
29
psoriasis tx - mild? - moderate? - serious? - recalcitrant?
topical c/s and topical vitamin D tazarotene gel (topical retinoid) UVB photoTx, PUVA, MTX cyclosporine (recurrence common)
30
pemphigus vulgaris - more common in ? or ? - sign?
jewish or mediterranean; occurs in middle-aged adults | Nikolsky's sign (also in SJS/TEN)
31
signs in psoriasis?
auspitz, koebner phenomenon
32
pemphigus vulgaris - immunofluorescence? - Tx?
- shows immunoglobulin G | - pred and immunosuppressants
33
bullous pemphigoid - Nikolsky's sign? - tx?
- negative (positive in pemph vulgaris) | - systemic pred, can add immunosuppresant i.e. azathioprine
34
infalmmatory follicular, papular, and pustular eruption involving the pilosebaceous apparatus?
acne
35
hallmark lesion are comedones
acne
36
sinus tracts occur with ? acne
nodular
37
razor bumps aka?
pseudofolliculitis barbae
38
folliculitis - tx? - pseudomonal?
- cleansing, mild compresses, topical clinda/erythro or mupirocin ointment - self-limiting
39
presents with fever, photophobia, sore throat, mucosal inflammation, and sore mouth; MC from drugs? tx?
SJS/TEN | remove offending agent, fluids, fix electrolyte abnormalities; c/s & a/b are controversial
40
- dz of apocrine glands? (axilla, anogenital, scalp) | - tx?
- hidradenitis suppurativa; common in females b/w puberty and menopause; obesity - a/b, I&D, remove sinus tracts, intralesional traimcinolone
41
red, hard, tender lesions in hair bearing areas of head, neck or body? tx?
furuncles, carbuncles | warm/moist compresses, I&D, a/b
42
acute spreading inflammation of dermis and sQ? | tx?
cellulitis | dicloxacillin or ceph; PCN allergy- erythro
43
collection of purulent material in a cavity formed by necrosis or disintegration of tissue? tx?
abscess | warm soaks 20min QID; oral ab i.e. dicloxacillin, ceph, or erythro if fever or cellulitis
44
MC dermatophyte in industrialized world?
trichophyton rubrum
45
broken hair shafts are seen as black dots?
tinea capitis
46
indurated, boggy, inflammatory plaque studded with pustules
kerion (intense inflammatory reaction to superficial dermatophytes)
47
malassezia furfur? | tx?
tinea versicolor | selenium sulfide shampoo, oral keto
48
scabies secondary infx?
group A strep
49
spiders that cause neurologic overstimulation?
black widows; red hourglass on bite
50
spider with halo of very tender inflammation and hemorrhage? necrosis of tissue
brown recluse
51
opalescent found on hair shafts, hatch in about 1 week? | tx?
nits/pediculosis | permethrin, pyrethrins, malathion; petroleum jelly will suffocate lice
52
resemble tiny heads of cauliflower
warts
53
HPV confirmed with ?
immunofluorescence
54
anogenital warts Tx?
trichloroacetic acid or topical podophyllin
55
generalized thickening of the horny layer of the epidermis
keratoderma
56
keratoderma in palms and soles; common in AA, develop central plugs
punctate keratoderma
57
bright red raspberry like nodules usually on exposed parts of body? tx?
``` capillary hemangioma (pyogenic granulomas) ED&C ```
58
MC melanoma? | prognosis related to?
superficial spreading malignant melanoma | depth of lesion (Breslow depth)
59
painful, pulses are diminished or absent, cold distal area, MC on lateral maleolus?
arterial ulcers (venous MC on medial malleolus, diabetics MC on heel or foot)
60
MC location for decubitus ulcers?
sacrum, hip
61
standard Tx of arterial and diabetic ulcers?
wet to dry dressings or hydrogels
62
wounds should be cleansed well, irrigated, and closed unless?
more than 8 hrs old or present with signs of infx
63
subcutaneous infection of the pulp space
felon
64
systemic dz may cause ? in nail
Beau's lines (transverse furrows); also atrophy, clubbed fingers, spoon nails, stippling or pitting, hyperpigmentation
65
associated with thyroid dz, pernicious anemia, DM, addison dz, idiopathic? destruction of melanocytes
vitiligo
66
small blood vessels leak resulting in intradermal edema?
urticaria (hives or wheals seen)
67
in chronic urticaria (>6 weeks), ? can be added to the ? regimen; may require ?
H2 antihistamine, H1 antihistamine; steroids

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