Derm Flashcards

1
Q

Atopic Dermatitis

A

Infants: Extensor
Children: Flexor
d/t Allergies/asthma
Tx: Antihistamines, steroids

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2
Q

Dyshidrosis

A

Fingers
Vesicles
Tx: Steroids

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3
Q

Lichen Simplex Chronicus

A

Rubbing/scratching

Tx: Steroids

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4
Q

Lichen Planus

A

d/t HepC
Purple, pruritic, polygonal plaque!
Wickham striae

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5
Q

Pityriasis Rosea

A

Herald Patch

Christmas tree pattern

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6
Q

Psoriasis

A

Papules, silvery plaques
Extensor, scalp
Tx: Steroids

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7
Q

Erythema Multiforme

A

d/t HSV or mycoplasma or Rxs
Target-like lesions
Self-limiting

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8
Q

SJS

A

<10% Nikolski sign
d/t Rxs
LIFE-THREATENING

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9
Q

TEN

A

> 30% Nikolski sign
d/t Rxs
LIFE-THREATENING

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10
Q

Bullous Pemphigoid

A
Bullous
>60
BP180 levels
Dx: Biopsy + direct immunofluorescence
Tx: Steroids
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11
Q

Acne

A

Pilosebaceous glands
d/t PCOS, OCPs
Dx: immunofluorescence
Tx: Retinoids, benzoyl peroxide

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12
Q

Rosacea

A

Facial flushing
Worse c EtOH, spicy food, sun, heat
Rhinophyma, especially in men

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13
Q

Actinic Keratosis

A

Pre-CA

Erythematous scaling macule

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14
Q

Scabies

A

Pruritis, worsens at night
Burrows
Not on head
Tx: Permethrin 5%

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15
Q

BXC

A

d/t UV light
Often on face
Pearly papule c telangiectatic vessel

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16
Q

SCC

A

Ulcer that fails to heal

17
Q

Melanoma

A

ABCDE

Ugly duckling sign

18
Q

Cellulitis

A

d/t deep infec of Staph, Strep

Purulence MRSA

19
Q

Impetigo

A

Honey-crusted plaques

Tx: Mupirocin

20
Q

Acanthosis Nigricans

A

Velvety hyperpigmentation

Risk from insulin resistance!

21
Q

Melasma

A

d/t UV light, hormone changes, genetics
ppx: SUNSCREEN
Tx: Hydroquinone

22
Q

Vitiligo

A

Autoimmune destruction of melanocytes –> depigmentation

Tx: steroids

23
Q

Kaposi Sarcoma

A

HHV8!!!!!!!!
GI tract/mucous membranes
Risk d/t AIDS

24
Q

Erysipelas

A

d/t superficial Strep infection

Clear line of demarcation

25
Q

Seborrheic Keratosis

A

> 50yo
Warty, “stuck on”
Benign