Dermatology

Question 1

most common type of melanoma

Answer 1

superficial spreading melanoma

Question 2

insect stings–kinds of rxns?

Answer 2

local reactions-almost immediate, last few hrs
delayed reaction-large local rxn that’s IgE mediated (develop over 24-48 hours) and are best treated w/ oral steroids

anaphylaxis-4% of population

Question 3

management of animal bites

Answer 3

clean w/ sopa and water, irrigate w/ saline, debridement of devitalized tissue

antibiotic prophylaxis-augmentin 7-14 days (amoxicillin-clavulanate)

Question 4

tx for stings-delayed rxn

Answer 4

oral steroids

Question 5

choosing topical corticosteroid for a skin condition

Answer 5

if lesion dry, use ointment or lotion
if lesion moist, use cream or gel
if in hair-covered location, lotion or liquid preps

Question 6

tx for folliculitis

Answer 6

avoid tight clothing and contaminated hot tubs

topical or oral antiobtics, antifungals

Question 7

tx for condylomata acuminata

Answer 7

podophyllin resin, podofilox, trichloroacetic acid, cryosurgery, imiquimod

Question 8

approved for tx of acute chicken pox

Answer 8

acyclovir

Question 9

tx for all types of dermatitis or eczema

Answer 9

avoid skin irritants and hot water bathing
use emollients
tx inflam w topical steroid or immunomodulators
antibiotics if infected

Question 10

seborrhea

Answer 10

superficial inflam dermatitis

erythema and scaling on scalp, face

Question 11

tx of seborrhea

Answer 11

low potency steroid

antifungal shampoo or ketoconazole cream if not on head

Question 12

nodular basal cell carcinoma

Answer 12

pearly, raised w telangiectasias

Question 13

don’t treat psoriasis w oral or systemic steorids: true or flase

Answer 13

true

Question 14

primary tx in comedonal acne

Answer 14

topical retinoids

Question 15

key to evaluating skin wounds

Answer 15

type of injury? nearby structures affected?

Question 16

management of contusion in skin

Answer 16

elevate, apply pressure and ice

do NOT aspirate

Question 17

how to manage an abrasion

Answer 17

clean w soap and water
irrigate w sterile saline or a mild antiseptic soln next
remove dirt or asphalt

Question 18

indications for immediate laceration closure

Answer 18

lacerations that are open and under 18 hrs old

bite wounds in cosmetically important areas

Question 19

contraindications to immediate wound closure

Answer 19

puncture wounds, wounds more than 18 hrs old, animal or human bite wounds

Question 20

essentials of wound assessment

Answer 20

mechanism of injury
dirty vs clean
time lapse
foreign body
functional exam
need for prophylactic antibiotics

Question 21

tx of venous stasis ulcers

Answer 21

limb elevation and compression to minimize edema