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34 Cards in this Set
- Front
- Back
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alopecia areatea
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patches of hair loss, frontal or parietal scalp. no redness, no scale, no broken hairs. 95% regrow within 1 yr.
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Tuberous sclerosis skin findings, by age
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ash-leaf earliest adn most common
adenoma seaceum (angiofibromas), childhood - teens forehead plaque: coalesced angiofibromas. shagreen patch: lumbosacral hamartomas periungual fibroma |
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Langerhans cell histiocytosis
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proliferation of histiocytes in organs. 1/2 have skin manifestation. eczema distribution and appearance but with brown papules, petichiae and erosions
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Atopic derm description
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erythematous, scaling patches, trunk, extremities, face. Spares flexural area and diaper region.
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Psoriasis description
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erythematous, scaling plaques and papules, no scarring or atrophy.
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seborrheic dermatitis description.
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confluent salmon-pink scaling patches, scalp, flexural areas, diaper region
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Wiskott-Aldrich S
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X linked. frequent infections, bleeding from thrombocytopenia, atopic derm
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pityriasis alba
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hypopigmented macules resulting from postinflammatory state from atopic derm
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Pityriasis rosea
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erythematous, oval , thin plaques with long axis along skin lines.
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Vitiligo
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wel defined macules or patches of completely depigmented skin. no scale. perioral, hands and feet.
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NF-1 skin findings
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cafe au lait spots. learning disabilities, dev delay. iris Lisch nodules. Melanocytic hamartomas that are pathgnomonic for NF-1. axillary freckling and cutaneous neurofibromas around puberty.
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trichotillomania hair pattern
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single, irregularly shpaed patch of alopecia. no erythema or scale. hairs are of different lengths.
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Telogen effluvium
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diffuse alopecia, not local. stressful event causes hair follicles to enter dormancy for several months and then drop out. Regrows. This sit he case with birth.
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Port wine stain Rx
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pulsed dye laser. early treatment is best (<1yr old)
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contact derm to plants, dx
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vesicles, bullae, erythematous papules in linear distribution
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contact derm, Rx
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mild: use mid-potency topical steroid: triamcinolone 0.1%. If >10% of BSA use oral prednisone1mg/kg and tapered 25% q3 days
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Ichthyosis vulgaris
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AD, 3mo-5yrs. thin scale with elevated edges, "pasted on" appearsnce. extensor surfaces of lower extrem
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kerion
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inflammatory form of tinea capitis. Lookos like abscess but with alopecia and no hx of trauma. griseofulvin long term
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Staph scalded skin
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bullous impetigo is mildest form. Often follows URI, sudden fever, irritability, scarlatiniform (fine papules iwth sandpaper feel), soon wrinkles and blisters occur. crusting around mouth from old lesions.
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TEN
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similar to Staph scalded skin. Usually drug induced. full thickness epidermal necrosis. starts: erythematous macules rapidly form blisters.
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Staph and Strep toxic shock dx
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similar to fever and macular erythema like scalded skin syndrome, but also with hypotension, myalgia, V, D, renal d.
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acrodermatitis enteropathica
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persistent perioral, hands, diaper redness. diarrhea, sparse hair, poor weight gain. ar. imparied absorption of Zn. Breast milk hides the disorder. Noticed after weaning.
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Kobner (isomorphic phenomenon)
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skin lesions appearing over areas of trauma. Characteristic of psoriasis, lichen planus, vitiligo.
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Ichthyosis Rx
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lactic acid cream.
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Pitryriasis Rosea Rx
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none, but test RPR because secondary syphilis can look the same. Resolves in 3months
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Dyshidrotic eczema
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very itchy pruritic deep seated papules, vesicles on palms and soles, sides of feet, fingers.
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Stevens-Johnson
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1-2 day flu-like prodrome fever, sorte throat, malaise, erythema, blistering, ulceration of skin and MUCOUS MEMBRANES. conunctivae, oral, nasal, urethral, vaginal mucosae. starts as hive like.
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Sturge-Weber
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trigeminal distribution of nevus flammus, PWS. leptomeningeal angiomatosis
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transient nenoatal pustular melanosis
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pustules without erythema at birth. small hyperpigmented macules with "collarete of scale". PMNs without organism.
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Kasabach-Merrit
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Solitary, rapidly enlarging atypical hemangioma which sequesters platelets and fibrinogen causing thrombocytopenia and consumptive coagulopathy.
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Klippel-Trenaunay-Weber
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port wine stain or other vascular malformation on extremitiy associated with overgrowth of that extremitiy.
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congenital candidiasis
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diffuse scaling and erythema or red papules or pustules at birth. If acquired nataly, could develope days to weeks later. KOH shows pseudohyphae and spores
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papular urticaria
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recurring crops of pruritic clustered red papules with central punctum. delayed hypersensitivity to stingng or biting insects. Fleas.
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hemangioma natural course
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8mo of growing. stationary 6-18mo, involute around 18 month of life. 50% gone by 5, 90% gone by 9
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