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derm > Seborrheic keratosis > Flashcards

Seborrheic keratosis Flashcards

1
Q

Sharply demarcated, pigmented lesions, raised and rarely macular, stuck on quality

A

SKs

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2
Q

Compared with SKs, nevi typically occur in

A

the first 3 decades of life (SKs after 4th)

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3
Q

how do you confirm SKs?

A

pick on lesion, it may crumble, flake off, superficial waxy character

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4
Q

how can SKs be treated?

A

curettage
cryotherapy
electrodessication
shave removal

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5
Q

multiple small hyperpigmented sessile, filiform, smooth-surfaced papules

A

dermatosis papulosa nigra

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6
Q

how do you NOT treat dermatosis papulosa nigra

A

Freezing! can cause unsightly hypopigmentation

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7
Q

common treatment for dermatosis papulosa nigra

A

Light electrodessication - causing superficial destruction

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8
Q

Small white-gray SKs pepper dorsal feet and ankles of older fair-skinned individuals

A

Stucco keratoses - treat with cryo, curretage, dessication

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9
Q

cherry angiomas usually appear in which decade

A

4th decade and increase in number over time

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10
Q

Changing blue to black color, pink-red at times, papule or plaque may ulcerate or bleed - DDx

A

r/o nodular melanoma

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11
Q

Firm hyperpigmented dome-shaped papules (tan-pink in patients with lightly pigmented skin) with a peripheral rim of darkening pigment is common

A

Dermatofibroma

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12
Q

lesion that dimples - dimple sign - nodule

A

dermatofibroma

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13
Q

sun spots or liver spots also called

A

solar lentigines

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14
Q

yellowish flesh colored smooth papules, sometimes umbilicated

A

sebaceous hyperplasia

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15
Q

overgrowth of scar tissue associated with abnormal wound healing

A

keloids

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16
Q

Treatment of keloids

A

intralesional corticosteroid injections

17
Q

Compressible cystic mass with clinically visible punctum, mobile dermal nodule

A

epidermal inclusion cyst

18
Q

which glands do epidermal inclusion cysts arise from?

A

Hair follicles NOT oil glands

19
Q

Definitive treatment of epidermal inclusion cysts

A

Complete surgical excision

20
Q

EICs can become inflamed but they do not require

A

oral antibiotics

21
Q

What can be used to treat the inflammation in EICs?

A

Intralesional tramcinolone injections

22
Q

yellow subepidermal papule fixed and persistent

A

Milia

23
Q

What is the treatment of Milia?

A

Easily extracted without scarring

24
Q

Mobile, soft , subcutaneous nodule, lacking overlying skin changes - treatment is

A

surgical and considered elective

- lipomas

derm (21 decks)

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