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38 Cards in this Set
- Front
- Back
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Distribution
around the fingernails |
periungual
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Arrangement
name for a. random grouping b. grouping in dermatomes |
a. herpetiform
b. zosteriform |
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Arrangement
a. complete ring b. incomplete ring c. multiple rings |
a. annular
b. arciform c. polycyclic |
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If you see polycyclic arrangment, what dx does this suggest
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subacute cutaneous lupus erythematosus
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what is the koebner phenomenon
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lesion follows trauma (scratch)
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Types of lesions
non palpable change in color a. < 1cm b. > 1cm |
a. macule
b. patch |
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Types of lesions
palpable, raised a. < 1cm b. > 1cm |
a. papule
b. nodule |
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Types of lesions
raised lesion that is wider than it is high |
plaque
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Types of lesions
fluid-containing, superficial, thin-walled cavity a. < 1cm diameter b. > 1cm |
a. vesicle
b. bulla |
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Types of lesions
a. loss of epidermis b. loss of epidermis and dermis |
a. erosion
b. ulcer |
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Types of lesions
lesion with concentric rings dx? |
target (iris)
suggests erythema muliforme |
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Lesion with incomplete rings
3 dx? |
arciform
granulosum annulare, leprosy, cutaneous T-cell lymphoma |
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Types of lesions
Central depressed area |
Umbilicated
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Types of lesions
Pus containing, superficial,thin-walled cavity |
pustule
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Secondary lesions
Scratched or abraded skin |
Excoriation
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Secondary lesions
Dried exudates: serous, purulent, or hemorrhageic |
crust
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Secondary lesions
thick-walled nodule with fluid |
cyst
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Secondary lesions
sclerotic tissue following injury |
scar
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Secondary lesions
exaggerated skin markings |
lichenification
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Secondary lesions
thick-walled cavity of pus |
abscess
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Secondary lesions
thinning of epidermis, dermis, or subcutaneous fat |
atrophy
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3 signs of epidermal involvement
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1. scale: psoriasiform eczematous, icthyotic
2. increase in brown, grey, or black 3. decrease in brown, gray, or black |
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Edema
Red or violaceous pigmentation Telangectasias Blue, green, or yellow pigmentation where is the lesion? What if red pigmentation blanches? doesn't blanch? |
dermis
blanching --> erythema (intravascular pathology) non-blanching = purpura (extravasation of blood components) |
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Poorly demarcated border
Fixed to underlying tissue where is the lesion |
subcutis
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Category based on clinical appearance
papules coalescing into plaques, with scale |
papulo-squamous
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Category based on clinical appearance
Erythema and scale over most or all body surface area |
erythrodermic
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Category based on clinical appearance
fish-like scale on skin |
ichthyosiform
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Category based on clinical appearance
vesicles and bullae on skin |
vesico-bullous
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Category based on clinical appearance
Pustules on skin |
Pustular
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Category based on clinical appearance
Discrete, scarred papules or plaques, may be atrophic |
sclerotic
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Category based on clinical appearance
Discrete macules with loss of pigment |
Hypomelanosis, circumscribed
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Category based on clinical appearance
Discrete areas with increased pigment |
hypermelanosis, circumscribed
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Category based on clinical appearance
Increased pigmentation diffusely |
Hypermelanosis, diffuse
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Category based on clinical appearance
Nodules with no surrounding inflammatory rxn |
Nodules w/o inflamm
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Category based on clinical appearance
nodules with surrounding inflamm rxn |
nodular w/inflamm
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Category based on clinical appearance
blood extravasated in skin w/o surrounding inflammation blood extravastaed in skin w/ inflammation |
a. purpura w/o inflammation
b. purpura w/inflammation |
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Category based on clinical appearance
papules, nodules, and/or plaques with ulceration within |
nodulo-ulcerative
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Category based on clinical appearance
Palms and soles |
palms and soles
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