Derm tx

Question 1

tx for lice

Answer 1

permethrin

Question 2

Are African Americans commonly or rarely affected by lice

Answer 2

rarely affected

Question 3

Lice: what is the difference b/w brown nits and white nits

Answer 3

brown nits: active infection

white nits: past infection

Question 4

tx for resistant lice

Answer 4

malathion

Question 5

Tx for contact dermatitis

Answer 5

triamcinolone cream 0.1%

Question 6

what is adjunct tx for atopic dermatitis that is especially good for the face and groin because it does NOT cause skin atrophy

Answer 6

Calcineurin inhibitors

Examples= tacrolimus, pimecrolimus

Question 7

How often should a child with atopic dermatitis be bathed?

Answer 7

once to twice daily as long as:

• use tepid water
• gentle cleansers are used
• moisturizers are applied immediately after bathing

Question 8

what virus causes Pityriasis rosea?

Answer 8

Herpesvirus 7

Question 9

A typical patient will present with a target-like lesion that is non-pruritic, blanchable & raised.

The lesions have 3 areas of concentricity with differing colors (red, white & purplish respectively)

most commonly found on the hands & feet

Answer 9

Erythema multiforme

Question 10

MCC Erythema Multiforme

Answer 10

HSV 10-15d prior

Question 11

Is Niklosky sign positive or negative in Erythema Multiforme

Answer 11

negative

(as opposed to SJS/TEN)

Question 12

Tx for androgenic allopecia

Answer 12

Minoxidil or Finasteride

Question 13

tx for EXTENSIVE impetigo

Answer 13

Dicloxacillin, cephalexin, topical mupirocin

Question 14

tx for impetigo if MRSA

Answer 14

clindamycin, tetracyclines, trimethoprim-sulfamethoxazole, or linezolid

Question 15

What vaccine is used to prevent HPV? What ages can it be given

Answer 15

Gardasil-9

Ages 9-45

Question 16

which of the following is NOT a tx for plantar warts?

A. Cryotherapy

B. Salicylic acid

C. Podophyllum resin

D. Surgical excision

Answer 16

C. Podophyllum resin

This is used to treat genital and anal warts, not plantar warts

Question 17

Dx for orbital cellulitis

Answer 17

CT w/ contrast

Question 18

tx for orbital cellulitis

Answer 18

hospitalization and IV abx (vanco)

Question 19

1st line tx for allergic contact dermatitis

Answer 19

Clobetasol propionate 0.05% ointment

Question 20

Tx for androgenic alopecia

Answer 20

• sx (hair transplant)
• 5-alpha reductase inhibitors (finasteride)
• laser therapy
• Platelet rich plasma

Question 21

What is the most useful laboratory test to assess the degree of dehydration in children?

Answer 21

serum bicarb