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27 Cards in this Set
- Front
- Back
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open and closed comedones
inflammatory papules and nodules psychosocial & cutaneous scarring |
acne vulgaris
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causes:
sebum under adrogenic hormone influence occlusion of pilosebaceous unit by keratinocytes effects of Propionibacterium acnes inherited predisposition |
acne vulgaris
unplug live in sebum-kill |
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oxidized melanin in dead keratinocytes
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blackhead
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pink edematous papules and plaques. Move around. IgE. Pruritic
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Urticaria-hives
itch antihistamine |
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round, erythematous flat-top papule. Target lesions. Palms and soles. Bullae possibly in center. Drugs, so usually short-term.
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erythema multiforme
large blister |
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Stevens Johnson Syndrome
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mucous membrane involvement. can die. (EM).
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recurrent cause of EM
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herpes simplex
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keratinocyte necrosis and dermal inflammation
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EM
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epidermal hyperplasia
epidermal and dermal inflammation dermatitis/psoriasis |
papulosquamous diseases
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weeping, oozing and blistering
OR lichenification (thickening) |
dermatitis (exema)
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common in children and can lead to asthma
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atopic dermatitis
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can have accompanying RA etc
affects 1-2% of population salmon colored plaques w/ thick white scale on top. scalp, elbows, knees, sacrum pitting and lifting up of nail plate |
psoriasis
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skin lesions appearing on lines of trauma. Psoriasis.
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Koebner phenomenon
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coalescent tiny vesicles
vermilion border of upper lip and genitalia 3-7 day incubation period. persists in 1+ dorsal root ganglia |
HSV
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80% labial infections
20% labial infections Opposite for genital |
HSV 1
HSV 2 |
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1' oral HSV is a disease of what age?
Genital |
childhood
early adulthood |
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itraepidermal vesicle caused by degeneration of epidermal cells resulting in acantholysis w/ viral inclusion bodies and multinucleated keratinocyte giant cells.
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HSV AND Herpes zoster
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a breakdown of a cell layer in the epidermis (as in pemphigus).
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acantholysis-hsv pathology
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after primary varicella infection, virus lives in sensory ganglia.
10-20% of population 1-4 day prodrome of fever, malaise, localized pain or paresthesia grouped vesicles on an erythematous base develop, usually along a single dermatome stopping at the midline. vesicles become pustular, then crust, and generally resolve in 10-21 days. |
Herpes zoster
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often on top of cold sore
staph aureus in children around nose and mouth blisters->rupture->crusted erosion autoinoculate |
impetigo
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dermatophyte infections
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tinea- cutaneous & superficial fungi and yeasts
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scaling, inflamed patches
scalp, feet, groin yeast &/or hyphae in the stratum corneum |
cutaneous superficial fungi and yeasts
(candida & tinea vesicolor) |
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erythematous
satellite pustules groin |
candida
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pityrosporum yeast
hypo or hyperpigmented scaly macules on the trunk young people dark spots---from normal flora |
tinea vesicolor
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intensely itchy, very contagious dermatitis saused by the mite saroptes scabiei. Burrows, the track of the mite thru the stratum corneum are present and if scraped may yield a mite for diagnosis.
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Scabies
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area of ischemic necrosis caused by occlusion of either ARTERIAL SUPPLY or venous drainage in particular tissue.
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INFARCTION
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marantic
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nonbacterial
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