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52 Cards in this Set
- Front
- Back
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tx for seborrheic dermatitis
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dandruff shampoo or topical ketoconazole
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how long does it take for a reaction to occur in irritant contact dermatitis
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immediate because it's not an allergy, just an irritation)
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appearance of irritant vs allergic contact dermatitis
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can look the same, its the time to onset and mechanism that are different
irritant contact is not an allergy and occurs immediately |
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appearance of erythematous papules with vesicles and oozing, with edema
usually very pruritis evenutally crusts, thickens and scales, with lichenification |
contact dermatitis
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tx for contact dermatitis
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avoid allergen
cool tap water compress apply topical corticosteroid systemic steroids if necessary |
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papulosqamous eruption that look like ring worm herald a rash with multiple oval-shaped lesions on trunk, upper arms and thigns
"Christmas tree" appearance |
pityriasis rosea
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tx for pityriasis
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antihistamines for pruritis
nothing else |
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etiology of pityriasis?
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maybe related to herpes type 7
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painful, red, subcutaneous elevated nodules, tpically on anterior tibia
self limited, resolves in a few weeks |
erythema nodosum
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cuase of erythema nodosum
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strep infeciton
sarcoid IBD fungal infections pregnancy oral contraceptives, sulfas, amiodarone, abx syphilis TB |
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drugs causing erythema multiforme
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sulfa
penicillin phenytoin allopurinol barbiturates |
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how to prevent erythema multiforme in HSV
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acyclovir
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chronic inflammatory lesions of unknown etiology
prutic polygonal purple papules (flat-topped) |
lichen Planus
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tx for lichen plannus
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steroids
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elderly person
multiple subepithelial blisters on abdomen, groun, extremities |
bullous pemphigoid
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cause of bullous pemphigod
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autoimmune
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tx for pemphigoid
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stroids
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blitering that starts in oral mucosa and may become generalized
blisters rupture leaving painful erosions |
pemphigus vulgaris
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HVP types in cervical cancer
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16, 18
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small papules with central umbilication, can be extensive
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molluscum contagiosum
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etiology of molluscum
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skin to skin contact via a poxvirus
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tx for molluscum
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curettage
drops with podophyllin and canthardin cryosurgery scarring a risk |
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pinkish annular lesions
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ringworm/tinea coporis
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tx for ringworm
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topical antifungals (ketoconazole, miconazole)
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areas of scaling with hair loss
possible itchiness |
tinea capitis
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diagnosis of tinea capitis
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woods lamp
fulouresce? Microsporum If not, trichophyton |
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tx for tinea capitis
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PO griseofulvin
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tx for tinea unguium
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oral griseofulvin
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thickened opacified nails
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tinea unguium
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tx for scabies
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permethrin 5% cream
lindane is an alternative (but not for children under 2 or pregnant/lactating women) |
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malignancy risk in actinic keratosis
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low
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tx for actinic keratosis
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surgical removal
liquid nitrogen freezing topical 5FU |
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pearly smooth papule with rolled edges and surface telangiectasias
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basal cell carcinoma
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tx for BCC
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curative surgical resection
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squamous cell carcinoma arising from a chronic wound
prognosis? |
Marjolin's ulcer
very aggressive!! |
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how many stages of decubitus ulcers
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1-4
1: skin intact 2: parital thickness skin loss of epidermis and some dermis 3: full thickness skin loss into subcu 4: full thickness skin loss into muscle, bone, joints, tendons. osteo, etc. |
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auspitz's sign
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removal of scale causes pinpoint bleeding in psoriasis
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psoriasis tx
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- topic staroids
- toicpical calcipotriene (vit D derivative) - tars - tazarote (vitamin A) Systemic - methotrexate, infliximab, cyclosporine - photochemotherapy - acitretin (systemic retinoid) - acitretin plus phototherapy |
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inheritance pattern of seborrheic keratosis
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AD
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age of apperaance of soborrheic keratosis?
association with sunlight? |
age 30
no association with sunlight |
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associations with vitiligo
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diabetes
hypothyroid pernicious anemia Addisons' disease |
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type of hypersensitivity reaction in asthma?
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I
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type of hypersensitivity reaction in goodpastures
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II
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type of hypersensitivity reaction in pemphigus vulgaris?
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II
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type of hypersensitivity reaction in SLE?
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III
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type of hypersensitivity reaction in Arthus reaction?
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III
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type of hypersensitivity reaction in serum sickness?
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III
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type of hypersensitivity reaction in allergic contact dermatitis?
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IV
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type of hypersensitivity reaction in TB?
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IV
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inheritanc eof hereditary angiodema
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AD
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C1 esterase inhibitor deficiency
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hereditary angiodema
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swelling of eyelids
lips tongue genitalia hands feet |
angiodema
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