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Dermatology > Description of Primary & Secondary Lesions > Flashcards

Description of Primary & Secondary Lesions Flashcards

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Dermatology Board Prep flashcards
1
Q

Characteristics of a Macule

A
  • primary
  • flat
  • <1cm
  • color change only
  • color can vary
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2
Q

What type of lesion is this

A

Macule

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3
Q

Patch

A
  • primary
  • flat
  • > 1cm
  • color change only
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4
Q

what type of lesion is this

A

patch

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5
Q

Characteristics of a Papule

A
  • primary
  • raised (maybe depressed center
  • superficial (epi only)
  • <1cm
  • solid
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6
Q

What type of lesion is this

A

papule

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7
Q

Plaque

A
  • primary
  • raised or depressed
  • > 1cm
  • solid
  • well-defined
  • can form from multiple coalescing papules
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8
Q

what type of lesion is this

A

plaque

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9
Q

Nodule

A
  • primary
  • raised
  • > 1cm
  • solid or fluid filled
  • larger/deeper than papule (derm or subQ)
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10
Q

What type of lesion is this

A

nodule

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11
Q

Vesicle

A
  • primary
  • raised
  • <1cm
  • fluid filled (clear, serous, hemorrhagic)
  • dome shaped or flaccid
  • thin roof
  • can come from cleavage at superficial level
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12
Q

what type of lesion is this

A

vesicle

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13
Q

Bulla

A
  • primary
  • raised
  • > 1cm
  • fluid filled
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14
Q

what type of lesion is this

A

bulla

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15
Q

Pustule

A
  • primary
  • raised
  • <1cm
  • purulent
  • superficial
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16
Q

what type of lesion is this

A

pustule

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17
Q

Erosion

A
  • primary and secondary
  • depressed
  • any size
  • no contents
  • loss of epi tissue, no scarring
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18
Q

what type of lesion is this

A

erosion

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19
Q

Ulceration

A
  • primary or secondary
  • depressed
  • any size
  • no contents
  • loss of epi and derm
  • scars
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20
Q

what type of lesion is this

A

ulceration

21
Q

Wheal

A
  • primary
  • irregular
  • transient
  • from cutaneous edema
  • red to pale color
  • itchy
22
Q

what type of lesion is this

A

wheal

23
Q

What type of lesion is this

A

ecchymosis

24
Q

Petechiae

A
  • primary
  • 1-3mm
  • round and flat
  • doesn’t blanch
25
Q

what type of lesion is this

A

petechiae

26
Q

purpura

A
  • deep red/purple
  • large
  • irregular
  • palpable
  • doesn’t blanch
27
Q

what type of lesion is this

A

purpura

28
Q

Scale

A
  • secondary
  • accumulation in stratum corneum
  • flakes can be any size, adherent/loose
29
Q

what type of lesion is this

A

scale

30
Q

Crust

A
  • secondary
  • dried exudate
  • serous crust = yellow
  • hemorrhagic crust = red
31
Q

What type of lesion is this

A

crust

32
Q

Lichenification

A
  • secondary
  • skin thickening
  • accentuated fold marks
  • chronic scratching/rubbing
33
Q

what kind of lesion is this

A

lichenification

34
Q

Excoriation

A
  • secondary
  • linear
  • may be crusty
35
Q

what kind of lesion is this

A

excoriation

36
Q

Scar

A
  • secondary
  • fibrous tissue
  • eryth/hypo/hyper
  • hair follicles may be destroyed
37
Q

What kind of lesion is this

A

scar

38
Q

Atrophy

A
  • secondary
  • loss of substance/epi/derm/subQ
39
Q

what kind of lesion is this

A

atrophy

40
Q

Fissure

A
  • secondary
  • excessive tension/decreased elasticity
41
Q

what kind of lesion is this

A

fissure

42
Q

What shape is this

A

reticular (net like)

43
Q

what shape is this

A

annular

44
Q

what shape is this

A

nummular

45
Q

what shape is this

A

serpiginous

46
Q

demarcation

A

is the edge sharply defined or does it blend

47
Q

Is this well or poorly demarcated?

A

Poorly

48
Q

What does verrucous mean

A

warty

49
Q

what does keratotic mean

A

hard

Dermatology (17 decks)

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