Dermatology Flashcards
organisms for impetigo?
staph aureus
organism for verrucae vulgaris
HPV
flat lesion <0.5cm
macule
papable lesion <0.5 cm
papule
flat lesion >0.5 cm
patch
palpable >0.5 cm
nodule or plaque
clearn fluid <0.5 cm
vesicle
clear fluid >0.5 cm
bulla
purulent fluid
pustule
Thickened skin with accentuated skin markings
LIchenifications
Thickened skin with loss of elasticity and skin appendages
sclerosis
Linear split extending through the epidermis
fissure
what type lesions usually blanch
vascular lesions
Shallow depression with moist base
Erosion
what rash burns or stings?
shingles
circle with clearing in the center
annular
how do you test for fungi and dermatophytes?
potassium hydroxide (KOH)
what is the test for herpesvirus and varicella-zoster virus infections?
Tzanck test (cytologic examination)
Test for Tinea versicolor
wood light examination for the yellowish gold fluorescence
test for scabies?
skin scrapings
do you treat acne in kids?
No
what is the goal for tx for acne?
decrease keartin plugging
treat bacteria
what bacteria causes acne pustule formations?
Propionibacterium acnes
what drugs help to take off the keratin
topical retinoids