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Seborrheic Keratosis/ horn cysts Benign growths; sharply demarcated verucous papaule/plaque. Round to oval, brown to black. Can feel "greasy," looks "stuck on" common in elderly; can appear any where on body, but most common on trunk, face and scalp |
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Acne Keloidalis Nuchae occipital region; patients (usually male) with curly hair kept short. inflammatory reaction to ingrown hair; region can become hypertrophic and sclerotic. common in young AA or Asian men with short hair. |
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cellulitis; head, neck, extremities
- secondary to trauma, underlying skin conditions, drugs
- skin is hot, red, swollen; rapdily spreading; mark using a pen line and watch it
-into subcutaneous tissue
- tx: cephalexin, dioxycillin, clindamycin; heat, elevate, analgesics if not severe; IV if severe. |
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Erysipelas; common on face and legs.
- tx: erythromycin(oral/topical); clindamycin
- occurs w/fever and malaise
- more superficial than cellulitis. |
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folliculitis
- tx: Antibact. soaps; bleach baths/Topical Clindamycin
or Mupirocin
-staph |
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furuncle/carbuncle
-tx: warm compress; I&D; Mupirocin (topical); Cephalexin (oral) |
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Impetigo
-tx: Penicillin/Erythromycin; caused by strep/staph
--honey colored crust |
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infant eczema -atopy -face & extensor surfaces -tx: emollients, topical corticosteroids |
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adult eczema
-emollients, topical corticosteroids; antihistamines; systemic steroids
-scaling patches; in kids on flexures; in adults can be any where.
-kids: shiner's salute, atopy
-tend to be in flexures |
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| dyshydrotic eczema: idiopathic, vesicular rxn of palms and soles; adults 20-40 w/hx of atopy |
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stasis dermatitis
-50+; chronic eczematous dermatitis related to decreased vascular sufficiency
-erythematous, scaling, weeping, rust colored lesions; assoc. w/dependent edema
-may lead to ulcer formation
-tx: treat edema; exercise, topical steroids/abx; stockings/unna boots. |
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allergic contact dermatitis
-pruritic, well-demarcated; may be linear, erythematous, vesicular, serous exudate, crusts, scale etc.
-distribution suggest causative agent
-dx: patch test
-tx: preventative, topical/systemic steroids, antihistamines |
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onychomycosis (fungal nail infection)
-terbinifine |
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Lichen Planus Nails (vs. psoriatic nails - which show pitting) |
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Lichen Planus - also presents w/flat, pink, shiny papules/plaques. **Pruritic. cutaneous cases tend to clear on own w/in a year to 18 months; oral cases can be chronic |
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| systemic lupus erythematous; Malar rash |
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| dermatomyositis (note knuckles inflamed -- vs. spared in lupus) |
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| primary syphilis; painless chanre |
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| secondary syphilis -- palms and soles. |
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| Erythema infectiosum (fifth disease) |
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| HPV (condyloma acuminatum) |
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