Dermatology

Question 1

Are any skin cancers treated with chemo?

Answer 1

No

Question 2

What’s the best method of biopsy for melanoma?

Answer 2

Full-thickness biopsy

Question 3

The risk of acquiring which type of skin cancer is increased by long-term immunosuppression and sunlight?

Answer 3

Squamous cell carcinoma

Question 4

Which type of skin cancer starts out by looking like an ulcer that does not heal?

Answer 4

Squamous cell carcinoma

Question 5

Which type of skin cancer looks like a shiny pearl and can be diagnosed with shave biopsy and treated with close margins?

Answer 5

Basal cell carcinoma

Question 6

Which herpes virus causes Kaposi?

Answer 6

HHV 8

Question 7

What’s the tx for Kaposi?

Answer 7

Treat AIDS with antiretrovirals

Question 8

What are pre-cancerous skin lesions in fair skinned people that are slow to progress but must be removed?

Answer 8

Actinic keratosis

“This thing is actin like cancer”

Question 9

Which skin lesions are common in the elderly and have a stuck on appearance, and do not turn into melanoma?

Answer 9

Seborrheic keratosis

Question 10

What’s a good longer-term medication for atopic dermatitis to get a patient off steroids?

Answer 10

Tacrolimus cream

Question 11

Is psoriasis itchy?

Answer 11

No

Question 12

What’s the tx for local psoriasis disease?

Answer 12

Triamcinolone, betamethasone, clobetasol creams

Question 13

What drugs are used for extensive psoriasis?

Answer 13

UV light, TNF inhibitors

Question 14

Which skin condition starts out with a single larger lesion (Herald patch) that then disseminates in the shape of a xmas tree on the back and is treated with steroids or UV light?

Answer 14

Pityriasis rosea

Question 15

Which pemphig has the Nikolsky sign?

Answer 15

Pemphigus vulgaris

“It is vulgar how the skin denudes off with the slightest touch”

Question 16

Which pemphig is milder?

Answer 16

Bullous pemphigoid

“It seems like a bully but really it’s milder”

Question 17

What’s the tx for the pemphigs?

Answer 17

Prednisone

Question 18

What skin condition causes blistering of the skin on sun-exposed areas and is caused by liver dz, estrogen use, and iron overload?

Answer 18

Porphyria cutanea tarda

Question 19

What do you treat non-MRSA impetigo with?

Answer 19

Mupirocen

Question 20

What do you treat MRSA impetigo with?

Answer 20

TMP-SMX

Question 21

What skin condition is usually from strep but can be from staph and is deeper than impetigo, presenting with a bright red hot swollen lesion on the face and leukocytosis?

Answer 21

Erysipelas

Question 22

What are the 4 antistaph penicillins?

Answer 22

OX
CLOX
DICLOX
NAF

Question 23

What is a furuncle?

Answer 23

Small skin abscess

Question 24

What’s the best initial test for tinea and candidiasis?

Answer 24

KOH prep

Question 25

What’s the best initial therapy for tinea capitis and tinea unguium (nail)?

Answer 25

Terbinafine

Question 26

How do you treat Stevens-Johnson syndrome and toxic epidermal necrolysis?

Answer 26

IVIg

Question 27

What’s the best tx for Staph scalded skin syndrome and TSS?

Answer 27

Oxacillin or nafcillin

Question 28

What’s the chain of command for acne treatment?

Answer 28

Benzoyl peroxide < clindamycin < tretinoin < minocycline