Skin step 3 Flashcards
SCC treatment
surgery
- alternative (for low risk): radiation, cryotherapy, electrosyrgery
plantar warts - treatment
salicylic acid (takes weeks)
actinic keratosis - treatment
isolated: cyrotherapy
diffuse: topical flurouracil, tirbanibulin, imiquimod
pressure ulcers
stage 1: intac. skin
stage 2: shallow open ulcer, red pink wood
stage 3: full thickness skin loss with visible fat
stage 4: visible bone, tendon, or muscle
unstageable: ulcer base covered by slough and or eschar that needs removal to stage
pressure ulcers management
stage 1+2: transparent dressing
stage 3+4: debridement of necrotic + special dressing
papular urticaria
delayed hypersensitivity reaction to insect bites (not true urticaria)
papules
treatment: anti-h1 / steroids
prongnosis: spont resolutions within months
cellulitis RF
- drug use
- DM
- immunocompromise
- penetration of skin (surgery trauma)
- previous cellulitis
- venous or lymphatic dysf
cellulitis treatment
oral cephalosp or penicillinase-resist b lactams for 2 wk
iv if severe
linezolide of vanco for mrsa
Gangrene - divisions
dry: gradual necrosis of skin from vascular insuf, hard and dry skin
wet: acute vascular obstruction or infection, blistering and swelling
HSV-1 vs HSV2 - primary disease
1 –> oral disease
2 –> genital disease
moloscum contagiosoum - transmission
skin-skin
tinea versicolor (pityriasis versicolor) - fungus and treatment
malassezia furfur
- topical antifungal agent for several weeks or oral ketoconazole for 5 days
tinea versicolor (pityriasis versicolor) - lesions
salmon colored, light brown hypopigmentation
tinea versicolor (pityriasis versicolor) - diagnosis
kop preparation showes hyphae and spores (spaghetti and meatball
woot lamp shows extent of the disease
causes of erythema multiforme
drugs: penicillins, sulfa, NSAIDs, OCPs, anticonvulsant
infection: HSV, mycoplasma
vaccination
seborrhoeic dermatitis - presentation
pruritus, erythem plagues with yellow greasy scales
- shampoo with selenium, tar or ketoconazolee
seborrhoeic dermatitis - treatment
scalp: shampoo with selenium, tar or ketoconazolee
other regions: topical corticosteroids and antifungals
Auspitz sign
bleed easily after removal in psoriasis
painful erythema in the tibia
erythema nodosum
erythema nodosum - labs / treatment
+ antistreptolysin 0 titer if associated strep / ESR
treatment: self limited, NSIAD, protassium iodide, corticosteroids
tinea capitis vs areata
areata in autoimmune and has no skin scaling or inflammation
alopecia areata - treatment
topical or intrealesional corticosteroids
- high chances of reccurence
hormone therapy for acne vulgaris - meds
combined OCPs / spironolactone
hormone therapy for acne vulgaris - indications
- moderate / severe infl acne
- premenstrual acne flare
- acne on lower face + neck
tinea pedis + onychomycosis - treatment
oral anti-fungal
seborrhoeic dermatitis - RFs
HIV
CNS disease like parkinson
photoagining?
actinic keratosis, telengectasia and brown liver spotis within rinkles
combination of UV and lights
photoagining RF and treatment
RF: cigarette
treatment: tretinoin
Incthyoisis vulgaris - pathoph
loss of filaggron gene (impaired epidermal barrier)
Incthyoisis vulgaris - clinical features
onset infancy early childhood
- diffuse scaly skin with mild pruritus
- worse on extensor extr
Incthyoisis vulgaris - treatment
long baths to remove scales
moisturization
kerolytics (urea, a-hydroxy acid, salicylic acid)
chronic spont urticaria - etiology
80-90 idiopathic
atopic disorder
autoimmune disorder
chronic spont urticaria - presentation
more than 6 wks
pruritic erythematous plaques
chronic spont urticaria - evaluation
CBC, urinalysis
biopsy to rule out vasculitis or mastocytosis
chronic spont urticaria - treatment
antihistamines
avoidance of triggers (heat, nsaids)
common associated finding of alopecia areata
nail pitting
acute paronychia
bacterial inf of the nail fold
gram-positive skin flora
- warm soaks, antiseptic agents or topical antibiotics
skin manifestation of celiac diesease
dermatitis herpetiformis
skin manifestation of HIV
- moloscum contagiosum (dissaminated
- recurrent herpes zoster
- suddent onset of sever psoriasis
skin manifestation of inflammatory bowel disease
pyoderma gangrenosum
multipe skin tags - disease?
insulin resistance
pregnancy
crohn disease (perianal)
keloid - treatment
intralesional steroids –> if fails surgical
pseudofolliculitis barbae - treatment
no shaving
lichen planus
shiny discrete pruritic polygonal shpated violaceous plaques and papules (flexural surfaces of the extremities). Characteristic whitish Lacy pattern referred as Wicham striae on the lesion surfaces
BIOPSY
HCV
localized herpes zoster - treatment / can socialize
oral valacyclovir for 7 days (no acyclovir, avoid steoids if localized)
socialize with the rash covered until is crusted
herpes zoster pain management
acute: nsaid (less than 30 days)
sabacute nsaid (1-4 months)
postherpatic: tca, gabapentin (more than 4 months)
sun protective behaviors
- sunscreen
2. hydration
bollous pemphigoid - associated
- dementia
- parkinson
- depression bipolar
bollous pemphigoid - treatment
- topical therapies: high potency corticosteroids
- systemic therapies: corticosteroid, doxycycline
inducible urticaria - characteristics and treatment
induced by environmental stimuly (scratching, hot baths, pressure, water sun etc)
treatment: avoid stimuli, h1
tinea versicolor treatment
topical antifungal
Basal cell carc - types
nodular with telengectasia (80%)
superficial
scar like
onychomycosis - treatment
oral terbinafine
molscum contagiosum - etiology
poxviris
Rosacea?
inf facial skin with erythematous and pustuls (no comedones)
associated with facial flusing in response to external stiumi (alcohol, heat etc)
rhinophima
Rosacea treatment
topical metronidazole
Rosacea other symptoms
ocular symptoms
ani-hypertensive medication with rash
thiazide (sulfa)
how to remove tatoos
dermabrasion and laser removal
psoriasis treatment
mild to mederate: topical steroids and vit d
severe: phototherrpy and systemic metrotrexate
fascial and intereginious: topical tacrolimus and low potency steroids
