Derm 1 Flashcards
medication of choice for scabies
permethrin 5% - apply cream from neck to soles of feet then remove 8-14 hours later; may repeat in 7-14 days if live mites are still present
multiple, painful reddened nodules on the anterior surface of both legs
erythema nodosum
erythema nodosum
multiple, painful reddened nodules on the anterior surface of both legs
erythema nodosum - most common age
women 15-40
erythema nodosum can be associated with
3
infectious agents
drugs
systemic inflammatory disease like ulcerative colitis
intertrigo
common rash in areas between skin folds, under the breasts, between the scrotum and inner thigh, or between the toes; moist lesions that can be easily treated if the skin can be separated from touching
common rash in areas between skin folds, under the breasts, between the scrotum and inner thigh, or between the toes; moist lesions that can be easily treated if the skin can be separated from touching
intertrigo
intertrigo tx
topical powder with an antifungal
topical treatment option for SCC and BCC
5-fluorouracil (5-FU)
what is precursor to SCC
AK
dry, scaley, and flat
AK
shingrix - can you give during outbreak
no - give after acute phase is over
Shingrix - second dose not given within 2-6 month window
just give second dose, no need to restart
Shingrix - do you need to obtain varicella history of antibody tests
no
tachyphylaxis
word used to describe when a medication becomes progressively less effective after repetitive administration
rebound effect
describes a condition in which initial clinical improvement occurred, but worsening has occurred
lichenification refers to
thickening of the skin
tinea unguium
infection of the nail bed, matrix, or plate
tinea versicolor occurs most often during
spring and summer months when a patient has becomed darkened after sun exposure
areas that are infected do not tan and so become very noticeable - chest and back are common areas
tinea versicolor
tinea versicolor - tx
topical selenium sulfide or an oral antifungal agent
PR is a
self-limiting exanthematous skin disorder characterized by several unique findings and is more common in young adults
herald or mother patch found on trunk
looks like a ringworm and precedes the generalized christmas tree pattern rash - PR
PR - lesions associated with the rash look like
salmon-colored and oval in shape
