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Derm > Benign Skin Lesions > Flashcards

Benign Skin Lesions Flashcards

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Dermatology Board Prep flashcards
1
Q

when do seborrheic keratoses usually arise?

A

in thirties or fourties

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2
Q

when do nevi usually arise?

A

early in life…first 30 years

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3
Q

describe a seborrheic keratosis

A

pigmented and stuck on

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4
Q

what color can seborrheic keratosis be

A

black tan white pink

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5
Q

what can happen if you freeze seborrheic keratosis off?

A

dyspigmentation

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6
Q

what are stucco keratoses? where do these occur? what color?

A

similar to seborrheic keratosis but are white-gray and are on the ankles and feet of older people

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7
Q

what are acrochordons? what is another name for them?

A

skin tags…fleshy papules that arise on skin

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8
Q

where do acrochordons usually arise?

A

axilla neck and groin and eyelids

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9
Q

what are acrochordons associated with?

A

insulin resistance

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10
Q

what can you do to skin tags?

A

remove them electively

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11
Q

what is a cherry angioma?

A

overgrowth of endothelial cells that leads to a cherry colored mole on the skin

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12
Q

where are most cherry angiomas found

A

on the trunk

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13
Q

what age gets cherry angiomas?

A

thirties

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14
Q

what is a dermatofibroma? what is it made of?

A

benigh spindle cell dermal proliferation..looks like scar tissue

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15
Q

what does dermatofibroma often have surrounding it?

A

darker tissue

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16
Q

where are dermatofibromas common?

A

on the legs

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17
Q

what are dermatofibroma often associated with?

A

minor trauma

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18
Q

how do dermatofibromas feel?

A

firm scar like texture

19
Q

what is the dimple sign? what is it associated with?

A

when you squeeze a dermatofibroma it dimples down due to scar tissue

20
Q

what are random brown spots called on sun exposed skin?

A

solar lentigines

21
Q

are solar lentigines precancer?

A

no…but they do signal a lot of UV exposure so person more at risk for cancer

22
Q

describe the appearance of sebaceous hyperplasia

A

skin colored slightly yellow umbilicated papules

23
Q

where are sebaceous hyperplasia common?

A

face

24
Q

what is a keloid?

A

overgrowth of scar tissue beyond original scar site

25
Q

what pop commonly gets keloids?

A

AAs

26
Q

name two common locations for keloids

A

earlobes and upper trunk

27
Q

what are two symptoms of keloids?

A

itchy and tender

28
Q

what is first line therapy for keloid? what should you never do?

A

steroid injection…never cut because will come back

29
Q

what causes an epidermal inclusion cyst?

A

hair follicles that collect debris within a sac

30
Q

what do epidermal inclusion cysts look like?

A

mobile subcutaneous nodule with overlying punctum

31
Q

what does an epidermal inclusion cyst discharge?

A

white foul smelling cheesy stuff

32
Q

how do you treat an epidermal inclusion cyst?

A

only way to rid is complete removal

33
Q

what is a milia?

A

tiny epidermoid cyst

34
Q

where do milia occur?

A

face

35
Q

how do milia appear?

A

small white bump

36
Q

what can you do for milia?

A

easily extract it

37
Q

what is a pilar cyst?

A

subcutaneous nodule lacking punctum

38
Q

where do pilar cysts usually occur?

A

on the scalp

39
Q

do pilar cysts discharge anything?

A

nothing

40
Q

what is the elective treatment for pilar cysts?

A

excision by surgery

41
Q

what is a lipoma?

A

fat collection under the skin

42
Q

what can you do to a lipoma?

A

remove but totally optional

43
Q

where do lipomas usually occur?

A

trunk and proximal extremities

44
Q

how does a lipoma feel?

A

soft subcutaneous nodule lacking any skin changes

Derm (22 decks)

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