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62 Cards in this Set
- Front
- Back
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Sign of Leser-Trelat (rapid increase in # of keratoses)
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Seborrheic Keratosis/Paraneoplastic Syndrome
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keratin horn cysts
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Seborrheic Keratosis
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stuck on appearance
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Seborrheic Keratosis
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keratin pearls
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Squamous Cell Carcinoma
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translucent-pearly
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Basal Cell Carcinoma
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Rodent ulcer
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Basal Cell Carcinoma
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periphereal pallisading
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Basal Cell Carcinoma
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Retraction artifact
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Basal Cell Carcinoma
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telangietatic vessels
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Basal Cell Carcinoma
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Dimple sign
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Benign Fibrous Histiocytoma/Dermatofibroma
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trap collagen
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Dermatofibroma
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fat trapping
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Dermatofibrosarcoma Protuberans
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pinwheel appearance
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Dermatofibrosarcoma Protuberans
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salmon colored plaques covered by silvery scale
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Psoriasis
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Auspitz sign (pinpoint bleeding when scraped off)
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Psoriasis
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oil spots
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Psoriasis
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Munro microabcesses
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Psoriasis
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nail pitting
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Psoriasis
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Targetoid lesion
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Erythema Multiforme
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sulfa drug
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Erythema Multiforme
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skin sloughing
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Toxic Epidermal Necolysis
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4 P's (purple, pruitic, polygonal, papules)
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Lichen Planus
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Wickham's striae (oral mucosa w/white, netlike lesion)
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Lichen Planus
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main site = wrists
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Lichen Planus
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civatte/colloid bodies
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Lichen Planus
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Hepatitis C
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Lichen Planus
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sawtooth infiltrate
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Lichen Planus
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flaccid fragile bullae
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Pemphigus Vulgaris
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tombstone cells
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Pemphigus Vulgaris
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Nikolsky's sign
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Pemphigus Vulgaris
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intracellular flourescent pattern (fishnet)
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Pemphigus Vulgaris
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IgG to desmoglein 3 in desmosomes
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Pemphigus Vulgaris
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IgG to hemidesmosome
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Bullous Pemphigoid
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tense bullae
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Bullous Pemphigoid
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linear flourescent pattern (along BM)
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Bullous Pemphigoid
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Associaated with celiac
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Dermatitis Herpetiformis
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IgA against basement membrane
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Dermatitis Herpetiformis
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dermal papillae immunoflourescence
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Dermatitis Herpetiformis
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Molluscum body
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Molluscum Contagiosum
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Bowl lesion with cheesy/waxy plug
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Molluscum Contagiosum
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Bowl lesion with keratin plug
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Keratoacanthoma
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4M's (megaly, multi-nucleation, molding, margination)
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Herpes
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nodules on anterior shin
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Erythema nodosum
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inflammation in fat
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Erythema nodosum
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pigmented lesion in axilla
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Acanthosis nigricans
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stomach adenocarcinoma
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Acanthosis nigricans
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obese
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Acanthosis nigricans
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liver spots
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Solar lentigo
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destruction of melanocytes
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Vitiligo
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Graves/Addison's Disease
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Vitiligo
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normal # melanocytes, decreased melanin
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Albinism
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honey colored crusting
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Impetigo
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pregnancy mask
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Chloasma/Melasma
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oral contraceptives
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Chloasma/Melasma
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direct invasion of dermis
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Nodular melanoma
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palm/sole/nail melanoma
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Acral lentiginous melanoma
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pautrier's microabscesses
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Mycosis fungoides
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Sezary cell
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Mycosis fungoides
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bean-shaped nuclei
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Langerhans Cell Histiocytosis
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Birbeck granules (on EM)
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Langerhans Cell Histiocytosis
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CD1a stain
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Langerhans Cell Histiocytosis
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S100 stain
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Langerhans Cell Histiocytosis/Melanoma
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